Hurr it timed Write and sove the equation and then check your answer. Which statements are true about the equation and its solution?
Check all that apply.
A number decreased by thirty-one is fifty-two.
O The correct equation is n+31 =52.
O The correct equation is n-31=52.
O To check the solution, substitute 83 for the variable in the equation.
OTo check the solution, substitute 21 for the variable in the equation.
O This is an addition problem.
OThis is a subtraction problem.
U To sove the equation, subtract 31 from both sides.
OTo solve the equation, add 31 to both sides.