Question

alguém sabe responder?​

Answer 1

Resposta:

a) 35+40+x=180-> 75+x=180-> x=105

b)60+x+30+x=180-> 90+2x=180->

2x=90-> x=45

c)x+3x+5x=180-> 9x=180 -> x=20

Answer 2

Explicação passo-a-passo:

A) 35 + 40 + X = 180

x = 105

B) 60 + X + 30 + X = 180

2X = 90

X = 45

C) 3x + 5X + X = 180

9X = 180

X = 20