X-2y=-12
x+6y=20
we can cancel x's
multiply first equation by -1 and add to 2nd equation
-x+2y=12
<u>x+6y=20 +</u>
0x+8y=32
8y=32
divide both sides by 8
y=4
sub back
x-2y=-12
x-2(4)=-12
x-8=-12
add 12 both sides
x=-4
(x,y)
(-4,4)
Well I don’t know if you want to know how to solve it but y = -8
Answer:
BC = 39
Step-by-step explanation:
<h3>a²+b² = c²</h3><h3>15²+36² = 1521</h3><h3>

</h3><h3>=39</h3>
Answer:
what do i dohere?
Step-by-step explanation:
The one on the right is 22.

which gives u a price of 22 per gallon