Question

Determine o valor de x,y e z

Answer 1

y+10 = 120
y= 120 - 10
y= 110

x= 180 - (y+10)
x= 180 - 120
x= 60

3z - 6 = 15
3z = 15 + 6
3z = 21
z= 21/3
z = 7