8d-(7d-2)=17

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Solution for 8d-(7d-2)=17 equation:


Simplifying
8d + -1(7d + -2) = 17

Reorder the terms:
8d + -1(-2 + 7d) = 17
8d + (-2 * -1 + 7d * -1) = 17
8d + (2 + -7d) = 17

Reorder the terms:
2 + 8d + -7d = 17

Combine like terms: 8d + -7d = 1d
2 + 1d = 17

Solving
2 + 1d = 17

Solving for variable 'd'.

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

Add '-2' to each side of the equation.
2 + -2 + 1d = 17 + -2

Combine like terms: 2 + -2 = 0
0 + 1d = 17 + -2
1d = 17 + -2

Combine like terms: 17 + -2 = 15
1d = 15

Divide each side by '1'.
d = 15

Simplifying
d = 15

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