CPM Homework Help : INT1 Problem 3-91

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3-91.

Solve for the variable in each equation below. Show your work and check your solutions.

$8 x - 22 = - 60$

Step 1(a):
$8x − 22 = −60$
Step 2(a):
$8x = −38$
Answer (a):
$x = −4.75$

$\frac { 1 } { 2 } x - 37 = - 84$

Answer (b):
$x = −94$

$\frac { 3 x } { 4 } = \frac { 6 } { 7 }$
Answer (c):
$x = 1.14$

$9 a + 15 = 10 a - 7$

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