An unknown number y is 20 more than an unknown number x. The number y is also x less than 2. The equations to find x and y are shown below:

Question

y = x + 20
y = −x + 2

Which is a correct step to find x and y? (1 point)

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.

Answer 1

Add the equations to eliminate x.