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Let’s check out your problem:
Solve for
z
z
z
.
\newline
7
z
+
z
+
3
=
19
7z + z + 3 = 19
7
z
+
z
+
3
=
19
\newline
z
=
z =
z
=
__
View step-by-step help
Home
Math Problems
Algebra 1
Solve multi-step linear equations
Full solution
Q.
Solve for
z
z
z
.
\newline
7
z
+
z
+
3
=
19
7z + z + 3 = 19
7
z
+
z
+
3
=
19
\newline
z
=
z =
z
=
__
Combine like terms:
Combine like terms to simplify the equation.
\newline
7
z
+
z
+
3
=
19
7z + z + 3 = 19
7
z
+
z
+
3
=
19
\newline
(
7
z
+
z
)
+
3
=
19
(7z + z) + 3 = 19
(
7
z
+
z
)
+
3
=
19
\newline
8
z
+
3
=
19
8z + 3 = 19
8
z
+
3
=
19
Isolate term with z:
Isolate the term with z.
\newline
8
z
+
3
−
3
=
19
−
3
8z + 3 - 3 = 19 - 3
8
z
+
3
−
3
=
19
−
3
\newline
8
z
=
16
8z = 16
8
z
=
16
Divide by
8
8
8
:
Divide both sides by
8
8
8
to solve for
z
z
z
.
8
z
8
=
16
8
\frac{8z}{8} = \frac{16}{8}
8
8
z
=
8
16
z
=
2
z = 2
z
=
2
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x
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______
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How many solutions does the following equation have?
\newline
5
x
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\newline
(A) No solutions
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(B) Exactly one solution
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(C) Infinitely many solutions
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How many solutions does the following equation have?
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z
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−
2
z
+
10
+
7
z
=
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z
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7
\newline
Choose
1
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1
answer:
\newline
(A) No solutions
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(B) Exactly one solution
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(C) Infinitely many solutions
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Question
How many solutions does the following equation have?
\newline
7
(
y
−
8
)
=
7
y
+
42
7(y-8)=7y+42
7
(
y
−
8
)
=
7
y
+
42
\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
Get tutor help
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Question
How many solutions does the following equation have?
\newline
−
9
(
x
+
6
)
=
−
9
x
+
108
-9(x+6)=-9x+108
−
9
(
x
+
6
)
=
−
9
x
+
108
\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
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How many solutions does the following equation have?
\newline
−
6
(
x
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7
)
=
−
4
x
−
2
-6(x+7)=-4x-2
−
6
(
x
+
7
)
=
−
4
x
−
2
\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
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Question
How many solutions does the following equation have?
\newline
−
4
x
−
7
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x
=
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7
+
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4
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7
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6
x
\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
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How many solutions does the following equation have?
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17
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y
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2
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17
y
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64
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17
(
y
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2
)
=
−
17
y
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\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
Get tutor help
Posted 4 months ago
Question
How many solutions does the following equation have?
\newline
9
z
−
6
+
7
z
=
16
z
−
6
9z-6+7z=16z-6
9
z
−
6
+
7
z
=
16
z
−
6
\newline
Choose
1
1
1
answer:
\newline
(A) No solutions
\newline
(B) Exactly one solution
\newline
(C) Infinitely many solutions
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Posted 4 months ago