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Let’s check out your problem:
Evaluate
9
−
8
S
9-\frac{8}{S}
9
−
S
8
when
S
=
4
S=4
S
=
4
.
View step-by-step help
Home
Math Problems
Algebra 1
Solve linear equations: mixed review
Full solution
Q.
Evaluate
9
−
8
S
9-\frac{8}{S}
9
−
S
8
when
S
=
4
S=4
S
=
4
.
Substitute value of
S
:
First, substitute the value of
S
into the expression.
\newline
9
9
9
- (
8
8
8
/S)
where
S =
4
4
4
becomes
9
9
9
- (
8
8
8
/
4
4
4
)
.
Perform division within parentheses:
Now, perform the division within the parentheses.
8
÷
4
=
2
8 \div 4 = 2
8
÷
4
=
2
. So, the expression becomes
9
−
2
9 - 2
9
−
2
.
Subtract to find value:
Finally, subtract
2
2
2
from
9
9
9
to find the value of the expression.
\newline
9
−
2
9 - 2
9
−
2
equals
7
7
7
.
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Solve for x.
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\newline
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Question
How many solutions does the following equation have?
\newline
5
x
+
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−
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5
x
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\newline
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How many solutions does the following equation have?
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−
2
z
+
10
+
7
z
=
16
z
+
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answer:
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How many solutions does the following equation have?
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7
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y
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=
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y
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42
7(y-8)=7y+42
7
(
y
−
8
)
=
7
y
+
42
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1
1
1
answer:
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(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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−
9
(
x
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6
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=
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9
x
+
108
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−
9
(
x
+
6
)
=
−
9
x
+
108
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1
1
1
answer:
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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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−
6
(
x
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7
)
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−
4
x
−
2
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−
6
(
x
+
7
)
=
−
4
x
−
2
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1
1
1
answer:
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(A) No solutions
\newline
(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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7
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4
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7
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6
x
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(B) Exactly one solution
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(C) Infinitely many solutions
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17
y
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17
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17
y
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1
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answer:
\newline
(A) No solutions
\newline
(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
9
z
−
6
+
7
z
=
16
z
−
6
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9
z
−
6
+
7
z
=
16
z
−
6
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Choose
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1
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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