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? (4 points)
Group of answer choices:
A) Add the equations to eliminate x.
B) Multiply the equations to eliminate y.
C) Write the points where the graphs of the equations intersect the x-axis.
D) Write the points where the graphs of the equations intersect the y-axis.