AnswersMathematics ILinear Equations and Inequalities

Linear Equations and Inequalities — Test Answers

25 verified answers
21
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Which number line represents the solutions to negative 2 absolute value of x is equal to negative 6 ?

A
Image with description A number line labeled from negative 8 to positive 8 in increments of 1. Two points, one at negative 4 and one at positive 4.
B
Image with description A number line labeled from negative 8 to positive 8 in increments of 1. Two points, one at negative 8 and one at negative 4.
C
Image with description A number line labeled from negative 8 to positive 8 in increments of 1. Two points, one at negative 6 and one at negative 2.
D
Image with description A number line labeled from negative 8 to positive 8 in increments of 1. Two points, one at negative 3 and one at positive 3.
22
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How can her partial solution be interpreted?

A
The equation has one solution: x is equal to 8 .
B
The equation has no solution.
C
The equation has one solution: x is equal to 0 .
D
The equation has infinite solutions.
23

Which input value produces the same output value for the two functions?

A
x is equal to 1
B
x is equal to 0
C
x is equal to negative 3
D
x is equal to negative 1
24

What is an equivalent equation solved for h ?

A
h is equal to open paren p over 0 point 7 minus b close paren divided by r
B
h is equal to open paren p over 0 point 7 close paren divided by r minus b
C
h is equal to the fraction with numerator p minus b and denominator 0 point 7 divided by r
D
h is equal to p over 0 point 7 minus b divided by r
25

When she adds 2 to both sides, the equation 4 x is equal to 3 x results. Which solution will best illustrate what happens to x ?

A
The equation has one solution: x is equal to 4 thirds .
B
The equation has no solution.
C
The equation has one solution: x is equal to 0 .
D
The equation has infinite solutions.

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