2(8d-9)=-20

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Solution for 2(8d-9)=-20 equation:


Simplifying
2(8d + -9) = -20

Reorder the terms:
2(-9 + 8d) = -20
(-9 * 2 + 8d * 2) = -20
(-18 + 16d) = -20

Solving
-18 + 16d = -20

Solving for variable 'd'.

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

Add '18' to each side of the equation.
-18 + 18 + 16d = -20 + 18

Combine like terms: -18 + 18 = 0
0 + 16d = -20 + 18
16d = -20 + 18

Combine like terms: -20 + 18 = -2
16d = -2

Divide each side by '16'.
d = -0.125

Simplifying
d = -0.125

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