Question

Solve the following by elimination:
2x+3y=4
2x+4y=2

Answer 1

2x+3y=4 ---- 1
2x+4y=2. -----2
sub eq 2 from 1
7y=6
y=6/7
sub y in eq 1
2x+3*6/7=4
2x+18/7=4
2x=4-18/7
2x=10/7
x=10/7/2
x=5/7
x=5/7 , y=6/7