# How do you evaluate 2x + 3y, when x = 4 and y = -2?

Apr 30, 2016

$= 2$

#### Explanation:

$2 x + 3 y$

As per data provided: color(blue)(x = 4) , color(green)(y =- 2

$2 x + 3 y = 2 \cdot \textcolor{b l u e}{\left(4\right)} + 3 \cdot \textcolor{g r e e n}{\left(- 2\right)}$

$= 8 - 6$

$= 2$