JaeleighM327118 JaeleighM327118

26-10-2022
Mathematics

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negative 48 decreased by a number is the same as the sum of 4 times a number and 7

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ZeilaL782169 ZeilaL782169

26-10-2022

Let the unknown number be x.

Negative 48 decreased by a number: -48 - x

Is the same as the sum of 4 times a number and 7:

-48 - x = 4x + 7

Let's find the number:

-48x - x = 4x + 7

-48x = 4x + 7

Subtract 4x from both sides:

-48x - 4x = 4x - 4x + 7

-52x = 7

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