Twenty two less than three times a number is -70

If you would like to calculate twenty two less than three times a number is -70, you can do it using the following steps:

a number ... n
three times a number ... 3 * n
twenty two less than three times a number ... 3 * n - 22
is -70 ... = -70

3 * n - 22 = -70
3 * n = -70 + 22
3 * n = -48   /3
n = -48 / 3
n = -16

The number you are looking for is -16.

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