CPM Homework Help : MC2 Problem 11-68

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Home > MC2 > Chapter Ch11 > Lesson 11.2.4 > Problem 11-68

11-68.

Solve for $x$ .

$2(x + 18) = 10$
Hint (a):
Isolate the variable.
Step 1(a):
$\frac{2(x+18)}{2} = \frac{10}{2}$
Step 2(a):
$(x+18) = 5$
Answer (a):
$x = −13$

$\frac { 4 } { 3 } x - 9 = - 3$
Hint (b):
See part (a).
Answer (b):
$\frac{18}{4}$

$24 = 2(2x + 4)$
Hint (c):
See part (a).

$2(x-4) = x-7$
Hint (d):
See (a).
Help (d):
Distribute first.

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