Question

i need help right now please !!!!!

Answer 1

Answer:

x+50+4x=90(being complementary angle)

5x+50=90

5x=90_50

5x=40

x=40÷5

x=8

Answer 2

first we add those both numbers, x+4x=5x and we divide it with 40(40÷5) and the solution comes.