She had saved $480 before she added the money. Explanation: 700-120=480
Well make the equation into slope intercept form: y=mx + b and whatever the coefficent is to x will be your slope
8x+2y= 5 can be written as y= (-8/2)x + (5/2) so the slope would be (-8/2)
The lines are on top of each other and don’t have one specific point where they meet. That’s what I would put