Question

What is the solution (x,y) to the system of equations? x=10 3x+5y=20​

Answer 1

(10, -2)

Explanation:

x = 10 (its given in the problem)

then plug in 10 for x in the second equation and solve for y

3(10) + 5y = 20

30 + 5y = 20

5y = -10

y = -2

so the solution is (10, -2)