CPM Homework Help : INT1 Problem 10-96

Solve the equations, if possible. Be sure to find all possible solutions. Explain or justify your steps for part (a).

$9(x − 4) = 81$
Hint (a):
Divide both sides by $9$ or distribute $9$ into the $\left(x −4\right)$ factor.

$\frac { 1 } { x } + 5 = \frac { 16 } { 3 }$
Hint (c):
Subtract 5 from both sides.
More Help (c):
$\frac{1}{x}=\frac{1}{3} \text{ So what does }x \text{ have to be?}$