8d-(3d+10)=20

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Solution for 8d-(3d+10)=20 equation:


Simplifying
8d + -1(3d + 10) = 20

Reorder the terms:
8d + -1(10 + 3d) = 20
8d + (10 * -1 + 3d * -1) = 20
8d + (-10 + -3d) = 20

Reorder the terms:
-10 + 8d + -3d = 20

Combine like terms: 8d + -3d = 5d
-10 + 5d = 20

Solving
-10 + 5d = 20

Solving for variable 'd'.

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

Add '10' to each side of the equation.
-10 + 10 + 5d = 20 + 10

Combine like terms: -10 + 10 = 0
0 + 5d = 20 + 10
5d = 20 + 10

Combine like terms: 20 + 10 = 30
5d = 30

Divide each side by '5'.
d = 6

Simplifying
d = 6

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