Question

y=1/5x+3/5
y=4/7x-2

I got -7,2 but not sure how?

Answer 1

Since y = y, then \(\large \frac{1}{5}x+\frac{3}{5}=\frac{4}{7}x-2\), that would be the first step, right?

Answer 2

yeah

Answer 3

Can you group similar term for me please? :D

Answer 4

yeah

Answer 5

What do you get when you group them together?

Answer 6

-4x-20y=-12, 4x+7y=-14

Answer 7

-13y=-26 y=2 1/5x+(2)= 3/5 x=7

Answer 8

So you prefer the reduction method?

Answer 9

yes

Answer 10

http://puu.sh/wfXe

What you did was right, \(x=7\) :)

Answer 11

okay thanks

Answer 12

Sorry for the delay, my internet is constantly cutting off :(

Answer 13

that's okay