# How do you solve the system 2x+4y=14 and -3x-3y=-9 analytically?

Jun 18, 2018

$x = - 1 , y = 4$

#### Explanation:

$x + 2 y = 7$
$x + y = 3$
Multiplying the second equation by $- 1$ and adding to the first we get
$y = 4$
and for $x$ we find
$x = 3 - 4 = - 1$