How do you solve the equations 11.6+3a=-16.9?

Dec 8, 2015

color(blue)(a = -9.5

Explanation:

$11.6 + 3 a = - 16.9$

$3 a = - 16.9 - 11.6$

$3 a = - 28.5$

$a = - \frac{28.5}{3}$

color(blue)(a = -9.5