ZLong3102 ZLong3102

28-03-2020
Mathematics

contestada

It three times a number is 28 more than its opposite, what is the number?

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thistleBranch thistleBranch

28-03-2020

let x = your number.

3x = -x + 28. Add -x to each side.

4x = 28. Divide each side by 4.

x = 7.

Your number is 7

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