Question

find the value of x each of the following (3x-17),(2x-5),(x+40)​

Answer 1

Answer:

Angle sum property of triangle is 180⁰

3x-17+x+40+2x-5=180⁰

6x+18=180⁰

6x=162⁰

x=27⁰

angles are 3x-17=3×27-17=64⁰

x+40=27+40=67⁰

2x-5=2×27-5/49⁰

Hope it helps you