CPM Homework Help : CC2 Problem 7-84

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7-84.

Evaluate the inequality below for the following listed values of $x$ . Decide if the value makes the statement true or false. Show your work.

$3x-3\ge2x+3$

Hint:

Substitute each value in for $x$ and solve the inequality to see if it is true or false.

$x=−3$
Step 1 (a):
$3(-3)-3\ge2(-3)+3$
Step 2 (a):
$-9-3\ge-6+3$
Answer (a):
$−12\ge-3$
False

$x=9.5$

$x=6$

$x=10\frac{1}{2}$
Answer (d):
True. Be sure to know why this is the answer.

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