Question

Given 5r + 5t = 50 and r^2 - t^2 = 40, find the value of r- t.​

Answer 1

Step-by-step explanation:

5(r+t)=50

r+t=10

(r+t)(r-t)=40

10×(r-t)=40

r-t=4

4 IS THE ANSWER