Solve using the problem solving strategy for word problems. The difference of three times a number and ten is 20. Find the number.

asked Feb 26, 2023 71.2k views

5 votes

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6 votes

Let the number be x

According to the statement,

Solving it,

$\begin{gathered} 3x-10=20 \\ 3x=20+10 \\ 3x=30 \\ x=(30)/(3) \\ x=10 \end{gathered}$

Hence, the number is 10.

Pauby answered Mar 2, 2023

by Pauby

8.2k points

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