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Home > AC > Chapter 1 > Lesson 1.2.2 > Problem 1-55


Solve the problem below using Guess and Check. State your solution in a sentence.

Jabari is thinking of three numbers. The greatest number is twice as big as the least number. The middle number is three more than the least number. The sum of the three numbers is . Find the numbers.

Rewrite the word problem as an equation or a system of equations.

Let the least number equal .

Make a guess for what could be. Was your answer higher or lower than ? Adjust your next guess accordingly.