contestada

Two angles are supplementary one angle A measures 3X +10 and angle B measures 2X -5 find the value of X and the value of the 2 angles

Respuesta :

180=3x+10 + 2x-5
180=5x+5
180-5=175
175/5=35
X=35

Angle A is 3(35)+10
Angle B is 2(35)+(-5)