An unknown number y is 15 more than an unknown number x. The number y is also x less than 8. The equations to find x and y are s
hown below. y = x + 15
y = −x + 8
Which of the following statements is a correct step to find x and y?
Multiply the equations to eliminate y.
Add the equations to eliminate x.
Write the points where the graphs of the equations intersect the x-axis.
Write the points where the graphs of the equations intersect the y-axis.
