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Original Equation: 4x + 9x = 39 Factor: x(4+9) = 39 Add: x(13) = 39 Divide: x = 3 Check: 4(3) + 9(3) = 12 + 27 = 39 = 39

Q: Four times a number added to 9 times a number equals 39?

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Yopu simply work the sum backwards so, take 7 away from 55, which gives you 48 now divide 48 by 4 to get your answer which is 12.

Four times 12 equals 48.

4/5 times x = 11

3x - 4 = 8

16/5 or 3 1/5

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4 times a number added to 7 times the number equals 33

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Four times a number x equals 4x.

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the number would equal four (4)

It is 4.

Yopu simply work the sum backwards so, take 7 away from 55, which gives you 48 now divide 48 by 4 to get your answer which is 12.

Two times four equals eight.

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37.5 x 4 = 150