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Ratling [72]
3 years ago
9

Solve the equation -2(y - 1) = 9. -11/2 7/2 11/2 -7/2

Mathematics
2 answers:
olga_2 [115]3 years ago
7 0

Answer:

-7/2

Step-by-step explanation:

Use distributive property: a(b +c) = a*b +a*c

-2(y-1) = 9

y*(-2) - 1*(-2) = 9

-2y + 2  = 9  {Subtract 2 from each side}

-2y       = 9 - 2

      -2y = 7       {Divide each side by -2}  

         y = 7/-2

y = -7/2

guajiro [1.7K]3 years ago
3 0
Hope this helps !! Did it step by step

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