Respuesta :

1.  Perform the indicated multiplications:  

    18 - 4.5x + 36 = 202 - 7.5x - 70

2.  Combine like terms on the left side, and do the same on the right side:

     54 - 4.5x    =    132 - 7.5x

3.  Isolate x:  Add 7.5x to both sides of this equation, and then subtract 54 from both sides:

      3x = 78

4.  Divide both sides of this equation by 3:  x = 78/3 = 26

5.  The solution is x = 26.

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