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 parenth
esis, equals, 7, minus, 1, point, 5, d=
1 answer:
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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