Question

−8d−5d+7d=72
What is the value of d

Answer 1

Answer:

Simplifying

8d + -5d + 7d = 72

Combine like terms: 8d + -5d = 3d

3d + 7d = 72

Combine like terms: 3d + 7d = 10d

10d = 72

Solving

10d = 72

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Divide each side by '10'.

d = 7.2

Simplifying

d = 7.2

Answer 2

Answer:

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