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11 December, 16:30

18-7x=4

13=19+2x

and i need the answer for

Solve the following equations, where t must come from the set of numbers

{2,3,5,7,11,13, ... }, otherwise there s no sollution i need all the workings for these questions!

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Answers (1)
  1. 11 December, 19:19
    0
    18-7x=4

    -7x = - 14

    x = 2

    19+2x=13

    2x = - 6

    x=-3
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