Math  /  Word Problems

QuestionWhich expression equals 7(1+3)7(1+3)? Options: 7+47+4, 7+217+21, 7+37+3, 1+211+21.

Studdy Solution
Substitute these values back into the expression.
7(1+3)=7+217(1+3) =7 +21So, the expression that is equal to 7(1+3)7(1+3) is 7+217 +21.

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