Question

Me ajudem por favoor!!!!!​

Answer 1

Resposta:

a) x = 50 + 87

x= 137°

b) 2x + 6 + x + 2x -16 = 180

5x= 180+10

x = 190/5

x= 38

*2x+6 = 82

*2x-16 =60

c) 2x - 20 +x+18= 2x +20

3x-2= 2x+20

3x - 2x= 20+2

x= 22

*2x-20= 24

*x+18= 40

*2x+20= 64

d) x= 50+36

x= 86

y= 86+30

y= 116