Question

equation by elimination method 3x+4y=10​

Answer 1

ELIMINATION METHOD

3x+4y=10------>1

2x-2y=2-------->2

3x+4y=10

2×1=4x-4y=4

______

7x=14

______

7x=14

x=14/7

x=2

sub x=2 in 2

2x-2y=2

2(2)-2y=2

4-2y=2

-2y=2-4

-2y=-2

y=1

sub x and y in 1

3x+4y=10

3(2)+4(1)=10

6+4=10

10=10