Question

if one angle is 3x+10 and another is 2x-40 find the x​

Answer 1

Answer:

Step-by-step explanation:

the answer will be

3x+10+2x-40=180

5x-30=180

5x-210=0

x=42 OK friend

Answer 2

Step-by-step explanation:

one angle=3x+10

another=2x-40

x=?

(3x+20)°+(2x-40)°=90°

5x-60°=90°

5x=90°+60°

5x=150°

x=150°/5

x=30°

this are complementary angles

so the value of x is 30°