# How do you solve 5q^2+8w=80?

##### 1 Answer
Aug 26, 2015

$w = 10 - \frac{5}{8} {q}^{2}$
or
$q = \pm 2 \sqrt{\frac{20 - 4 w}{5}}$

#### Explanation:

Since you have one equation with two variables,
the best you can do is rewrite the equations giving one of the variables as an expression of the other.