Pls help!!! Which steps would you use to solve this equation? Check all that apply.
p + 7 = 12
O Subtract 7 from both sides of the equation
a Subtract 7 from 7.
7 -7 = 0 and 12 - 7 = 5, so p = 5.
I Substitute 12 for p to check the solution
O Substitute 5 for p to check the solution.