Question

If x = 3 and y = 2 , Find the value of 90x-72y​

Answer 1

$x = 3 \\ y = 2 \\ so \\ 90x - 72y \\ = (90 \times 3) - (72 \times 2) \\ = 270 - 144 \\ = 126$

So, the Answer is 126.

Hope this helps you.