(15d-8d)+(9-2)=

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Solution for (15d-8d)+(9-2)= equation:


Simplifying
(15d + -8d) + (9 + -2) = 0

Combine like terms: 15d + -8d = 7d
(7d) + (9 + -2) = 0
(7d) + (9 + -2) = 0

Combine like terms: 9 + -2 = 7
(7d) + (7) = 0
(7d) + 7 = 0

Reorder the terms:
7 + (7d) = 0

Solving
7 + (7d) = 0

Solving for variable 'd'.

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

Add '-7' to each side of the equation.
7 + -7 + (7d) = 0 + -7

Combine like terms: 7 + -7 = 0
0 + (7d) = 0 + -7
(7d) = 0 + -7

Combine like terms: 0 + -7 = -7
(7d) = -7

Divide each side by '7'.
d = -1

Simplifying
d = -1

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