Add 3 and 12 , cancel -2 y+2y and and add 14 and 14
3x-2y=14
12x+2y=14
15x=28
Divide both sides by 15
X=28/15
3x 28/15 -2y=14
Y=-21/5
(X,y)=28/15, -21/5
3x 28/15 -2x(-21/5)=12x 28/15 +2x(-21/5)=14
14=14=14
(x, y)=(28/15, -21/5) is the answer

6 0

3 years ago

the snack shack is making a batch of trail mix. they use 9 1/3 pounds of granola, 9 1/3 pounds of mixed nuts, and 9 1/3 pounds o

iris [78.8K]

9 1/3•3 = 28

28/14 = 2
2 pounds in each bag

4 0

3 years ago

Algebra Graph each line.<br> y = 3x + 4

Novay_Z [31]

I created this using a graphing calculator website called Desmos! You can use this to further explore slopes and lines and graphing in general :)

8 0

3 years ago

Which equation shows the substitution method being used to solv the system of equations?

slava [35]

The x value in the second equation (y+2) is substituted for the x in the first equation in...

Answer A.

8 0

4 years ago