Question

Podem me ajudar denovo? kskks​

Answer 1

x + 40 + 3x + 15 + 2x + 5 = 180

6x + 60 = 180

6x = 180 - 60

6x = 120

x = 120/6

x = 20

R = 20 + 40

R = 60

J = 3 × 20 + 15

J = 60 + 15

J = 75

M = 2 × 20 + 5

M = 40 + 5

M = _5