Question

is (2,7) a solution to the system of equations: y=x+5 y=4x+1
Part 1(circle one)
Yes
No
Part 2
Show the proof for your answer

Answer 1

so, plug in the point and see whether it fits both equations.
For the 1st equation, you need
7 = 2+5 ... that works
Now check the other equation.