67.1k views
25 votes
Solve the equation to get the value y

Solve the equation to get the value y-example-1

2 Answers

12 votes
Y=11
X=-4
Did this exact question
User Tolio
by
5.1k points
2 votes

Answer:

y=11

x=-4

Explanation:

y =-x+7

2x-5y=-7

insert the first equation into the second like so...

2x+5x-35=-7

Now rearrange...

2x+5x=-7+35

Now solve...

7x=-28

x=-4

Now incert x in any equation...

y=4+7

y=11