Question

an unknown number y is 10 more than an unknown number x. The number y is also x less than 3. The equations to find x and y are shown below.

y = x + 10
y = −x + 3

Which of the following statements is a correct step to find x and y?

Add the equations to eliminate x.
Multiply the equations to eliminate y.
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.