What expressions are equivalent to 56/7

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test