Question

Solve the system of equations.

x + 3y = -1
2x + 2y = 6

(-4, 1)

(2, -1)

(4, -1)

(5, -2)

Answer 1

@Salmon please help!

Answer 2

Just multiply equation one by 2 and then substract it from equation two
You can easily get your answer...

Answer 3

I am not good at this math but i think it's either A or D

Answer 4

Its D...
x+3y=-1 .......(1)
multipling by 2
2x+6y=-2 ........(2)
2x+2y=6 ..........(3)
(2)-(3)
4y=-8
y=-2
Substitute y=-2 in equation (1)
x-6=-1
x=5
so answer is D (5,-2)

Answer 5

Yay!!
also can you check my other ones? i have the questions and answers and want to make sure theyre right.

Answer 6

Sure....