48+d+2(30-4d)=d

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Solution for 48+d+2(30-4d)=d equation:


Simplifying
48 + d + 2(30 + -4d) = d
48 + d + (30 * 2 + -4d * 2) = d
48 + d + (60 + -8d) = d

Reorder the terms:
48 + 60 + d + -8d = d

Combine like terms: 48 + 60 = 108
108 + d + -8d = d

Combine like terms: d + -8d = -7d
108 + -7d = d

Solving
108 + -7d = d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
108 + -7d + -1d = d + -1d

Combine like terms: -7d + -1d = -8d
108 + -8d = d + -1d

Combine like terms: d + -1d = 0
108 + -8d = 0

Add '-108' to each side of the equation.
108 + -108 + -8d = 0 + -108

Combine like terms: 108 + -108 = 0
0 + -8d = 0 + -108
-8d = 0 + -108

Combine like terms: 0 + -108 = -108
-8d = -108

Divide each side by '-8'.
d = 13.5

Simplifying
d = 13.5

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