Question

Solution for 2x+3y=20 and 5x-2y=31

Answer 1

x = 7

y = 2

Explanation:

2x+3y=20

5x-2y=31

Solve by process of elimination:

5(2x+3y=20)

-2(5x-2y=31)

10x+15y=100

-10x+4y=-62

19y = 38

y = 2

Find x:

2x+3(2)=20

2x+6=20

2x = 14

x = 7

Answer:

x = 7

y = 2