Introduction to Compound Inequalities — Unit test Answers
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Which number line represents the solutions to –2|x| = –6?
A
A number line from negative 8 to 8 in increments of 1. Two points, one at negative 6 and one at negative 2.
B
A number line from negative 8 to 8 in increments of 1. Two points, one at negative 8 and one at negative 4.
C
A number line from negative 8 to 8 in increments of 1. Two points, one at negative 4 and one at 4.
D
A number line from negative 8 to 8 in increments of 1. Two points, one at negative 3 and one at 3.
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Deepak wrote out the steps to his solution of the equation – 3x – 5 + 4x = –. Which step has an incorrect instruction?
A
Step 1B
Step 2C
Step 3D
Step 423
Which input value produces the same output value for the two functions on the graph?
A
x = –3B
x = –1C
x = 1D
x = 324
What is the value of n in the equation ?
A
n = 0B
n = 2C
n = 4D
n = 625
What value of x is in the solution set of 2x – 3 > 11 – 5x?
A
–3B
0C
2D
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