Question

P and Q form a linear pair. If mP = (7x – 4)º and

mQ = (2x - 5), find the measure of each angle.
Equation
x=
mP =
mQ =

Answer 1

m∠P=143° and m∠Q=37°

Explanation:

(2x-5)+(7x-4)=180°

9x-9=180

9x=189

x=21

2(21)-5=37

7(21)-4=143