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Math Problems
Grade 8
Add and subtract linear expressions
Simplify the expression:
\newline
10
j
+
9
j
−
4
j
10j + 9j - 4j
10
j
+
9
j
−
4
j
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Simplify the expression:
\newline
9
t
−
2
t
−
7
t
9t - 2t - 7t
9
t
−
2
t
−
7
t
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Simplify the expression:
\newline
2
p
+
2
p
+
7
p
2p + 2p + 7p
2
p
+
2
p
+
7
p
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Simplify the expression:
\newline
10
g
−
2
g
+
7
g
10g - 2g + 7g
10
g
−
2
g
+
7
g
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Simplify the expression:
\newline
6
k
+
8
+
10
6k + 8 + 10
6
k
+
8
+
10
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Simplify the expression:
\newline
10
+
8
a
+
7
10 + 8a + 7
10
+
8
a
+
7
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Simplify the expression:
\newline
7
m
−
5
+
8
7m - 5 + 8
7
m
−
5
+
8
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Simplify the expression:
\newline
7
+
5
c
+
4
c
7 + 5c + 4c
7
+
5
c
+
4
c
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Simplify the expression:
\newline
6
+
f
+
9
f
6 + f + 9f
6
+
f
+
9
f
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Simplify the expression:
\newline
10
a
+
5
a
+
a
10a + 5a + a
10
a
+
5
a
+
a
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Simplify the expression:
\newline
7
s
+
9
+
7
7s + 9 + 7
7
s
+
9
+
7
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Simplify the expression:
\newline
10
+
3
s
−
s
10 + 3s - s
10
+
3
s
−
s
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3
n
−
5
×
n
3n-5\times n
3
n
−
5
×
n
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Name
\qquad
\newline
Combir
\newline
Simplify each expression by combin
\newline
4
d
+
5
d
4 d+5 d
4
d
+
5
d
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Simplify
3
c
−
9
d
+
7
c
+
5
d
3 c-9 d+7 c+5 d
3
c
−
9
d
+
7
c
+
5
d
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3
x
3x
3
x
monus
7
7
7
equal
6
6
6
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undefined
3
x
+
6
x
+
4
\xrightarrow{3 x+6} x+4
3
x
+
6
x
+
4
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3
x
×
7
y
3x \times 7y
3
x
×
7
y
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write a pair of integers whose sum is
10
10
10
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integrate
sin
x
\sin x
sin
x
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Simplify the expression:
\newline
5
g
+
4
g
5g + 4g
5
g
+
4
g
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Simplify the expression:
\newline
2
+
9
z
+
5
2 + 9z + 5
2
+
9
z
+
5
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Simplify the expression:
\newline
4
+
5
h
−
h
4 + 5h - h
4
+
5
h
−
h
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Simplify the expression:
\newline
3
s
+
5
+
6
3s + 5 + 6
3
s
+
5
+
6
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Simplify the expression:
\newline
8
u
−
9
u
+
2
u
8u - 9u + 2u
8
u
−
9
u
+
2
u
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Simplify the expression:
\newline
7
m
−
9
+
9
7m - 9 + 9
7
m
−
9
+
9
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Simplify the expression:
\newline
4
+
9
a
+
7
4 + 9a + 7
4
+
9
a
+
7
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Simplify the expression:
\newline
2
t
+
2
−
2
2t + 2 - 2
2
t
+
2
−
2
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Simplify the expression:
\newline
2
+
6
+
n
2 + 6 + n
2
+
6
+
n
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Simplify the expression:
\newline
9
+
6
+
7
r
9 + 6 + 7r
9
+
6
+
7
r
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Simplify the expression:
\newline
8
k
+
7
−
5
8k + 7 - 5
8
k
+
7
−
5
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Simplify the expression:
\newline
4
z
−
1
+
2
4z - 1 + 2
4
z
−
1
+
2
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Simplify the expression:
\newline
b
−
7
+
9
b - 7 + 9
b
−
7
+
9
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Simplify the expression:
\newline
7
w
+
5
−
w
7w + 5 - w
7
w
+
5
−
w
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Simplify the expression:
\newline
3
+
5
+
7
q
3 + 5 + 7q
3
+
5
+
7
q
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Simplify the expression:
\newline
7
n
−
6
n
+
7
7n - 6n + 7
7
n
−
6
n
+
7
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Simplify the expression:
\newline
3
+
7
k
+
10
3 + 7k + 10
3
+
7
k
+
10
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Simplify the expression:
\newline
9
f
+
4
+
2
f
9f + 4 + 2f
9
f
+
4
+
2
f
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Simplify the expression:
\newline
10
n
−
n
+
10
n
10n - n + 10n
10
n
−
n
+
10
n
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Simplify the expression:
\newline
6
+
10
b
+
6
6 + 10b + 6
6
+
10
b
+
6
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Simplify the expression:
\newline
7
h
+
3
+
2
7h + 3 + 2
7
h
+
3
+
2
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Simplify the expression:
\newline
2
+
4
v
+
7
v
2 + 4v + 7v
2
+
4
v
+
7
v
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Simplify the expression:
\newline
s
+
5
s
−
4
s
s + 5s - 4s
s
+
5
s
−
4
s
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Simplify the expression:
\newline
6
q
+
5
q
6q + 5q
6
q
+
5
q
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Evaluate the expression
7
+
4
b
7+4b
7
+
4
b
when
b
=
3
b=3
b
=
3
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Evaluate the expression
9
−
z
9 - z
9
−
z
when
z
=
8
z=8
z
=
8
.
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