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Math Problems
Grade 7
Solve two-step equations with parentheses
Solve for
w
w
w
.
\newline
3
(
2
w
+
5
)
=
33
3(2 w+5)=33
3
(
2
w
+
5
)
=
33
\newline
Simplify your answer as much as possible
\newline
w
=
w=
w
=
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Try Again
\newline
Your answer is incerrect.
\newline
Solve for
\newline
w
w
w
.
\newline
3
(
2
w
+
5
)
=
33
3(2w+5)=33
3
(
2
w
+
5
)
=
33
\newline
Simplify your answer as much as po
\newline
w
=
w=
w
=
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3
(
L
+
2
)
=
5
L
+
12
3(L+2)=5 L+12
3
(
L
+
2
)
=
5
L
+
12
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(
4
x
+
3
)
2
=
24
(4 x+3)^{2}=24
(
4
x
+
3
)
2
=
24
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Solve the equation
5
(
2
x
+
1
)
=
25
5(2x+1) = 25
5
(
2
x
+
1
)
=
25
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5
(
2
x
+
1
)
=
35
5(2x+1) = 35
5
(
2
x
+
1
)
=
35
Find
x
x
x
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Given:
P
(
x
)
=
−
3
(
8
−
x
)
P(x)=-3(8-x)
P
(
x
)
=
−
3
(
8
−
x
)
\newline
Solve:
\newline
p
(
x
)
=
54
p(x)=54
p
(
x
)
=
54
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3
3
3
. Solve by using SQUARE
\newline
6
(
x
+
2
)
2
=
54
6(x+2)^{2}=54
6
(
x
+
2
)
2
=
54
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j
=
4
(
k
−
27
)
j = 4(k - 27)
j
=
4
(
k
−
27
)
solve for
k
k
k
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7
(
x
+
8
)
<
143
7(x+8)<143
7
(
x
+
8
)
<
143
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Solve
5
p
+
7
3
=
23
\frac{5 p+7}{3}=23
3
5
p
+
7
=
23
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24
×
(
20
+
5
)
24 \times ( 20 + 5 )
24
×
(
20
+
5
)
written in words
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7
(
3
y
+
4
)
=
21
7(3 y+4)=21
7
(
3
y
+
4
)
=
21
Find
y
y
y
value.
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Find
U
1
,
U
2
,
U
3
,
U
4
U_{1}, U_{2}, U_{3}, U_{4}
U
1
,
U
2
,
U
3
,
U
4
.
\newline
U
1
+
U
2
+
U
3
=
220
v
U
1
+
U
4
=
200
v
U
2
+
U
3
=
140
v
U
3
+
U
4
=
160
v
\begin{array}{l}U_{1}+U_{2}+U_{3}=220 v \\ U_{1}+U_{4}=200 v \\ U_{2}+U_{3}=140 v \\ U_{3}+U_{4}=160 v\end{array}
U
1
+
U
2
+
U
3
=
220
v
U
1
+
U
4
=
200
v
U
2
+
U
3
=
140
v
U
3
+
U
4
=
160
v
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f)
4
(
−
x
+
3
)
=
20
4(-x+3)=20
4
(
−
x
+
3
)
=
20
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Solve for
n
n
n
.
\newline
2
(
n
+
5
)
=
16
2(n + 5) = 16
2
(
n
+
5
)
=
16
\newline
n
=
n =
n
=
_____
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Solve for
b
b
b
.
\newline
2
(
b
−
10
)
=
14
2(b - 10) = 14
2
(
b
−
10
)
=
14
\newline
b
=
b =
b
=
_____
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Solve for
t
t
t
.
\newline
18
=
3
(
t
+
3
)
18 = 3(t + 3)
18
=
3
(
t
+
3
)
\newline
t
=
t =
t
=
_
_
_
_
\_\_\_\_
____
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Solve for
q
q
q
.
\newline
3
(
q
−
14
)
+
3
=
18
3(q - 14) + 3 = 18
3
(
q
−
14
)
+
3
=
18
\newline
q
=
q =
q
=
_____
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Solve for
y
y
y
.
\newline
16
=
4
(
y
+
1
)
16 = 4(y + 1)
16
=
4
(
y
+
1
)
\newline
y
=
y =
y
=
_____
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Solve for
s
s
s
.
\newline
16
=
2
(
s
−
9
)
16 = 2(s - 9)
16
=
2
(
s
−
9
)
\newline
s
=
s =
s
=
_
_
_
_
\_\_\_\_
____
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Solve for
y
y
y
.
\newline
4
(
y
−
12
)
=
16
4(y - 12) = 16
4
(
y
−
12
)
=
16
\newline
y
=
y =
y
=
_
_
_
_
_
\_\_\_\_\_
_____
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Solve for
b
b
b
.
\newline
4
(
b
−
14
)
=
20
4(b - 14) = 20
4
(
b
−
14
)
=
20
\newline
b
=
b =
b
=
_____
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Solve for
k
k
k
.
\newline
2
(
k
+
7
)
=
20
2(k + 7) = 20
2
(
k
+
7
)
=
20
\newline
k
=
k =
k
=
_____
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Solve for
t
t
t
.
\newline
4
(
t
+
2
)
=
20
4(t + 2) = 20
4
(
t
+
2
)
=
20
\newline
t
=
t =
t
=
_____
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Solve for
y
y
y
.
\newline
3
(
y
+
4
)
=
15
3(y + 4) = 15
3
(
y
+
4
)
=
15
\newline
y
=
y =
y
=
_
_
_
_
\_\_\_\_
____
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Solve for
u
u
u
.
\newline
2
(
u
−
7
)
=
6
2(u - 7) = 6
2
(
u
−
7
)
=
6
\newline
u
=
u =
u
=
_____
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Solve for
f
f
f
.
\newline
2
(
f
−
12
)
=
10
2(f - 12) = 10
2
(
f
−
12
)
=
10
\newline
f
=
f =
f
=
_____
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Solve for
k
k
k
.
\newline
18
=
3
(
k
+
1
)
18 = 3(k + 1)
18
=
3
(
k
+
1
)
\newline
k
=
k =
k
=
_
_
_
_
\_\_\_\_
____
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Solve for
t
t
t
.
\newline
2
(
t
−
12
)
=
6
2(t - 12) = 6
2
(
t
−
12
)
=
6
\newline
t
=
t =
t
=
_
_
_
_
_
\_\_\_\_\_
_____
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Solve for
x
\mathrm{x}
x
.
\newline
2
x
+
1
4
−
2
x
+
1
36
=
−
2
\frac{2 x+1}{4}-\frac{2 x+1}{36}=-2
4
2
x
+
1
−
36
2
x
+
1
=
−
2
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
3
x
−
5
8
−
3
x
−
9
40
=
2
\frac{3 x-5}{8}-\frac{3 x-9}{40}=2
8
3
x
−
5
−
40
3
x
−
9
=
2
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
7
3
+
x
−
1
21
=
x
+
8
\frac{7}{3}+\frac{x-1}{21}=x+8
3
7
+
21
x
−
1
=
x
+
8
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
x
45
=
2
3
\frac{x}{45}=\frac{2}{3}
45
x
=
3
2
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
x
20
=
5
4
\frac{x}{20}=\frac{5}{4}
20
x
=
4
5
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
13
2
=
39
x
\frac{13}{2}=\frac{39}{x}
2
13
=
x
39
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
3
5
=
15
x
\frac{3}{5}=\frac{15}{x}
5
3
=
x
15
\newline
Answer:
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Solve.
\newline
3
(
3
x
−
4
)
=
42
3(3 x-4)=42
3
(
3
x
−
4
)
=
42
\newline
Answer:
x
=
x=
x
=
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Solve.
\newline
2
(
4
y
−
1
)
=
22
2(4 y-1)=22
2
(
4
y
−
1
)
=
22
\newline
Answer:
y
=
y=
y
=
Get tutor help
Solve.
\newline
7
(
z
+
2
)
=
49
7(z+2)=49
7
(
z
+
2
)
=
49
\newline
Answer:
z
=
z=
z
=
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Solve.
\newline
7
(
y
−
6
)
=
14
7(y-6)=14
7
(
y
−
6
)
=
14
\newline
Answer:
y
=
y=
y
=
Get tutor help
Solve.
\newline
3
(
z
+
6
)
=
33
3(z+6)=33
3
(
z
+
6
)
=
33
\newline
Answer:
z
=
z=
z
=
Get tutor help
Solve.
\newline
2
(
5
y
+
7
)
=
44
2(5 y+7)=44
2
(
5
y
+
7
)
=
44
\newline
Answer:
y
=
y=
y
=
Get tutor help
Solve.
\newline
3
(
3
z
+
5
)
=
33
3(3 z+5)=33
3
(
3
z
+
5
)
=
33
\newline
Answer:
z
=
z=
z
=
\newline
Submit Answer
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Solve.
\newline
2
(
3
x
+
2
)
=
22
2(3 x+2)=22
2
(
3
x
+
2
)
=
22
\newline
Answer:
x
=
x=
x
=
Get tutor help
Solve.
\newline
3
(
2
y
+
3
)
=
39
3(2 y+3)=39
3
(
2
y
+
3
)
=
39
\newline
Answer:
y
=
y=
y
=
Get tutor help
Solve.
\newline
7
(
z
−
2
)
=
28
7(z-2)=28
7
(
z
−
2
)
=
28
\newline
Answer:
z
=
z=
z
=
\newline
Submit Answer
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Solve.
\newline
7
(
z
+
3
)
=
28
7(z+3)=28
7
(
z
+
3
)
=
28
\newline
Answer:
z
=
z=
z
=
Get tutor help
Solve for
x
\mathrm{x}
x
.
\newline
−
4
(
−
2
x
−
4
)
+
2
x
+
5
=
31
-4(-2 x-4)+2 x+5=31
−
4
(
−
2
x
−
4
)
+
2
x
+
5
=
31
\newline
Answer:
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Solve for
x
\mathrm{x}
x
.
\newline
−
2
(
−
5
x
−
4
)
−
5
x
+
3
=
36
-2(-5 x-4)-5 x+3=36
−
2
(
−
5
x
−
4
)
−
5
x
+
3
=
36
\newline
Answer:
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