Solve the problem below using Guess and Check. State your solution in a sentence.
Rewrite the word problem as an equation or system of equations.
Have Jamal's age be
1 row of 2 columns, labeled from left to right, as follows: Jamal's age, x, Todd's age, x + 10.
Third column added, labeled, x + (x+10) = 64.
Fourth column added, labeled, 64?
Make a guess for Jamal's age. Was your answer too high or too low? Try again using a larger or smaller number.