Question

The value of the variable in the equation 5(-7x+3) = x-21 is

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Answer 1

Answer:

LHS = 5(-7x + 3)

       = -35x + 15

RHS = x - 21  

       -35x + 15 = x - 21

       -35x - x   = -21 - 15

               -36x = -36

                 36x = 36

                     x = 1