Question

What is the solution to the system of equations?
5x+4y=8 x-2y=10

(_______ ,________)
plz help me plz

Answer 1

you have to equal x or y to solve
so,
5x+4y=8
x-2y+10 (2)

5x+4y=8
2x-4y=20
=======
7x=28
x=28/7
x=4

Answer 2

i am confused so is the answer 28 /7 or 4/7???

Answer 3

+4y and -4y will be cancelled.

Answer 4

k

Answer 5

to find y,you use any one original equation and plug in the value of x 5(4)+4y=8 20+4y=8 4y=8-20 4y=-12 y=-12/4 y=-3

Answer 6

Understand?

Answer 7

no

Answer 8

x=4.y=-3

Answer 9

@rockycatsrule