Question

How many solutions are there?
4x + 16y = 12
y = -1/4x + 9/12

Answer Choices:
One, two, infinitely many, none.

Answer 1

I got -12 = 12. Is that correct or did I do this wrong?

Answer 2

are the two equation together or separate

Answer 3

Together. I am supposed to find out how many solutions there are for these two

Answer 4

Use substitution to solve.

Answer 5

They're the same line. @Homeschooler13

So what will your answer be?

Answer 6

No solutions?

Answer 7

No, that's if they're parallel and don't cross at all.

Answer 8

I am so bad at algebra. Is it one solution?

Answer 9

One solution is where the lines cross at one place.

Answer 10

http://www.mathsisfun.com/algebra/images/system-linear-types.gif

Answer 11

Thanks iGreen

Answer 12

Np