Question

What is the value of x in the equation x - y = 30, when y = 15?

O4
O 8
O 80
O 200

Answer 1

`(1)/(5)x - (2)/(3) y = 30 \\`

Putting the value of Y = 15

`(1)/(5) x - (2)/(3) * 15 = 30 \\ (1)/(5) x = 30 + 10 \\ (1)/(5) x = 40 \\ x = 5 * 40 \\ x = 200`

So, X = 200