Question

find the value of x and y
with explanations ​

Answer 1

x = 77

y = 7.6

Step-by-step explanation:

4/ 11 = 28/ x

cross multiply

4x = 28 × 11

x = 28×11/4

x =302/4

x = 77

similarly

4/11 = y/21

cross multiply

11y = 21 × 4

y = 21× 4 / 11

y = 7.6