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  • 28-01-2015
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Answered

what is two less than 3 times a number is the same as the number plus 10

Verified Answer :

SlowZasob
SlowZasob SlowZasob
  • 29-01-2015

Two less than 3 times a number is:

3x - 2

The number plus ten is:

x + 10

If both are the same, we can write them as:

3x - 2 = x + 10                  / + 2 (both sides)
3x = x + 12                        / - x (both sides)
2x = 12                              / ÷ 2 (both sides)
x = 6

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