AnswersAdv. Algebra II S2 OriginalOperations on Rational and Irrational Numbers

Solving Linear Equations: Variable on One Side Answers

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Select the equation that can be used to find the input value at which f (x ) = g (x ), and then use that equation to find the input, or x -value.

A
1.8x – 10 = –4; x =
Option A
B
1.8x = –4; x =
Option B
C
1.8x – 10 = –4; x =
Option C
D
–4 = x
Option D
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Determine the input value for which the statementf(x) = g(x) is true.

Answers:
From the graph, the input value is approximately .:3.5
The x-value at which the two functions’ values are equal is .:10/3
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2/3X 3/25/3✔ 10/3

A
2/3
B
X 3/2
C
5/3
D
✔ 10/3
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What are the possible steps involved in solving this equation? Check all that apply.

A
Add 3.4 and 2.
B
Distribute 2 to 9.7 and −4.8x.
C
Combine 3.4 and 19.4.
D
Divide both sides by 22.8.
E
Subtract 22.8 from both sides.
F
Divide both sides by −9.6.
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If C(m) = 0.50m + 30 represents the cost of renting a car, how many miles were driven if the cost is $130?

A
50 miles
B
80 miles
C
200 miles
D
320 miles
72676

Determine the input value for which the statementf(x) = g(x) is true.

Answers:
From the graph, the input value is approximately .:3.5
The x-value at which the two functions’ values are equal is .:10/3

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