Question

4x+5y=83, 3x/2y=21/22 find y-x​

Answer 1

Answer:

Correct Answer:

B) 4

Description for Correct answer:

4x+5y=83

3x : 2Y = 21 : 22

x : y = 7 : 11

let x=7 and y=11

4×7+5×11=83

So, value satisfied

y−x=11−7=4