juliopejfuhrf6769 juliopejfuhrf6769
  • 13-06-2020
  • Mathematics
contestada

Solve for ddd. Give an exact answer. 0.5(7d+4)=7-1.5d0.5(7d+4)=7−1.5d0, point, 5, left parenthesis, 7, d, plus, 4, right parenthesis, equals, 7, minus, 1, point, 5, d=

Respuesta :

Teebhabzie Teebhabzie
  • 18-06-2020

Answer:

d = 1

Step-by-step explanation:

The equation given is:

0.5(7d + 4) = 7 - 1.5d

Expand the bracket:

3.5d + 2 = 7 - 1.5d

Collect like terms:

3.5d + 1.5d = 7 - 2

5d = 5

d = 5 / 5 = 1

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