Respuesta :

Answer:

  g = 29/26

Step-by-step explanation:

Subtract the right side and simplify:

  5g +4(-7 +5g) -(1 -g) = 0

  5g -28 +20g -1 +g = 0 . . . . . . eliminate parentheses

  26g -29 = 0 . . . . . . . . . . . . . . collect terms

  g -29/26 = 0 . . . . . . . . . . . . . divide by the coefficient of x

  g = 29/26 . . . . . . . . . . . . . . . . add the opposite of the constant

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Check

  5(29/26) +4(-7+5(29/26)) = 1 -(29/26)

  145/26 + 4(-7 +145/26) = -3/26

  145/26 +4(-37/26) = -3/26

  (145 -148)/26 = -3/26 . . . . . . . . true; answer checks OK