In one week Megan makes 28 dollars
In one week Rhoni makes 18 dollars
Combined per week they make 46 dollars
you do 316/46
Which equals <span>6.86956521739
Basically in 7 weeks they can buy the stereo
</span>
Answer:
x=10
Step-by-step explanation:

Is it 2x +7= -3? If so the answer is -5
Funny, this looks like a complex graph, until you realize that the numerator can be written like (x+3)(x-9).
So really, this is a straight line f(x) = x-9.
But wait, there's a catch. x≠3, because that would divide by zero. So in your straight line, you have to draw a "hole" at (3,6)