2d+d+10=4(d-5)

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Solution for 2d+d+10=4(d-5) equation:


Simplifying
2d + d + 10 = 4(d + -5)

Reorder the terms:
10 + 2d + d = 4(d + -5)

Combine like terms: 2d + d = 3d
10 + 3d = 4(d + -5)

Reorder the terms:
10 + 3d = 4(-5 + d)
10 + 3d = (-5 * 4 + d * 4)
10 + 3d = (-20 + 4d)

Solving
10 + 3d = -20 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
10 + 3d + -4d = -20 + 4d + -4d

Combine like terms: 3d + -4d = -1d
10 + -1d = -20 + 4d + -4d

Combine like terms: 4d + -4d = 0
10 + -1d = -20 + 0
10 + -1d = -20

Add '-10' to each side of the equation.
10 + -10 + -1d = -20 + -10

Combine like terms: 10 + -10 = 0
0 + -1d = -20 + -10
-1d = -20 + -10

Combine like terms: -20 + -10 = -30
-1d = -30

Divide each side by '-1'.
d = 30

Simplifying
d = 30

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