Question

Como faz essa conta ? Só a B e a D

Answer 1

A
X + 5X + 4X + 2X = 360
12X = 360X = 360/12 = 30 ****
X = 30
5X = 5 * 30 = 150
4X = 4 * 30 = 120
2X = 2 * 30 = 60

B
X + X + 5X + 5X = 360
2X + 10X = 360
12X = 360
X = 360/12  = 30
X = 30
X = 30
5X = 5 * 30 = 150
5X= 5 8 30 = 150