Question

Determine o valor de x, y e z, respectivamente

Answer 1

y + 120 = 180
75 + x = 180
y + x + z = 180

y = 60
x = 105
60 + 105 + z = 180
165 + z = 180
z = 15

x = 105
y = 60
z = 15

Bons estudos :)