2(2d+1)-3=5(3d-9)+4d

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Solution for 2(2d+1)-3=5(3d-9)+4d equation:


Simplifying
2(2d + 1) + -3 = 5(3d + -9) + 4d

Reorder the terms:
2(1 + 2d) + -3 = 5(3d + -9) + 4d
(1 * 2 + 2d * 2) + -3 = 5(3d + -9) + 4d
(2 + 4d) + -3 = 5(3d + -9) + 4d

Reorder the terms:
2 + -3 + 4d = 5(3d + -9) + 4d

Combine like terms: 2 + -3 = -1
-1 + 4d = 5(3d + -9) + 4d

Reorder the terms:
-1 + 4d = 5(-9 + 3d) + 4d
-1 + 4d = (-9 * 5 + 3d * 5) + 4d
-1 + 4d = (-45 + 15d) + 4d

Combine like terms: 15d + 4d = 19d
-1 + 4d = -45 + 19d

Solving
-1 + 4d = -45 + 19d

Solving for variable 'd'.

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

Add '-19d' to each side of the equation.
-1 + 4d + -19d = -45 + 19d + -19d

Combine like terms: 4d + -19d = -15d
-1 + -15d = -45 + 19d + -19d

Combine like terms: 19d + -19d = 0
-1 + -15d = -45 + 0
-1 + -15d = -45

Add '1' to each side of the equation.
-1 + 1 + -15d = -45 + 1

Combine like terms: -1 + 1 = 0
0 + -15d = -45 + 1
-15d = -45 + 1

Combine like terms: -45 + 1 = -44
-15d = -44

Divide each side by '-15'.
d = 2.933333333

Simplifying
d = 2.933333333

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