Question

a) 10 = 5
X 2

B ) 2× = 6
15 9

C ) 6 = 3×
7 28

D) × - 2 = ×
12 20

Answer 1

a) 10/x = 5/2
5x=20
x=20/5
x=4

b)2x/15 = 6/9
18x=90
x=90/18
x=5

c)6/7 = 3x/28
21x=168
x=168/21
x=8