CPM Homework Help : INT1 Problem 8-9

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Home > INT1 > Chapter 8 > Lesson 8.1.1 > Problem 8-9

8-9.

Solve each equation for the indicated variable.

$y=3x+2$ (for $x$ )
Hint (a):
Isolate the term with the $x$ on one side of the equation.
Answer (a):
$x=\frac{y-2}{3}$

$a=\frac{b}{c}$ (for $b$ )
Hint (b):
Multiply both sides by $c$
(Multiplication Property of Equality).

$\frac{x}{2}-7=\frac{y}{3}$ (for $x$ )
Answer (c):
$x=\frac{2y}{3}+14$

$g=\frac{1}{2}at^2$ (for $t^2$ )
Answer (d):
$t^2=\frac{2g}{a}$

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