Question

Y=4x+5
2x+y=17 (2,13)
how do i use substitution to solve system of equations?

Answer 1

So therefore: your solution is (x,y) = (2, 13)

where:
x = 2
y = 13

Answer 2

Do you understand @John_John ?

Answer 3

im looking over it now

Answer 4

Btw you already had the solution (2,13)? So what exactly were you looking for or wanting to do?

Answer 5

oh i had needed help with that problem well what about y=x+5
3x+y=25

Answer 6

it`s the same thing just a different problem using substitution

Answer 7

*still

Answer 8

Follow the same procedure:

Answer 9

am i using 4x=20 still

Answer 10

So you want x...

So divide by 4 on both sides..