Question

Tolong kerjain sama caranya

Answer 1

A) 180-50 = 130 ----> 2x = 130 --> x = 65•
B) 5x + x+x = 180
7x = 180
x = 180/7•
C) 60x + 3x + 2x = 180
5x = 180-60
5x = 120
x = 24•
jadi 3x = 3 (24) = 72•
2x = 2 (24) = 48•
D) 3x + 4x + 90 = 180
7x = 90
x = 90/7•