Question

ME AJUDEM GENTE PELO AMOR DE DEUS ​

Answer 1

A)

$70 + 50 + x = 180 \\ 120 + x = 180 \\\boxed{ x = 60}$

B)

$55 + 25 + x = 180 \\ 80 + x = 180 \\ \boxed{x = 100}$

C)

$x + x + x = 180 \\ 3 x = 180 \\ \boxed{x = 60}$

D)

$90 + 50 + x = 180 \\ 140 + x = 180 \\ \boxed{x = 40}$

E)

$4x + 3x + 2x = 180 \\ 9x = 180 \\ \boxed{x = 20} \\ \\ \boxed{\blue{2x = 40} }\\\boxed{\blue{ 3x = 60} }\\ \boxed{\blue{4x = 80}}$

 ✿ ~Sah