Respuesta :

sqdancefan

Answer:

  h = -5

Step-by-step explanation:

The two terms can be combined to simplify the equation to ...

  100 = -20h

  -5 = h . . . . . . . divide by -20

The equation is true when h = -5.

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Check

  -25(-5) +(-5)(5) = 125 -25 = 100 . . . as required