10d+7=4(9d+3)

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Solution for 10d+7=4(9d+3) equation:


Simplifying
10d + 7 = 4(9d + 3)

Reorder the terms:
7 + 10d = 4(9d + 3)

Reorder the terms:
7 + 10d = 4(3 + 9d)
7 + 10d = (3 * 4 + 9d * 4)
7 + 10d = (12 + 36d)

Solving
7 + 10d = 12 + 36d

Solving for variable 'd'.

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

Add '-36d' to each side of the equation.
7 + 10d + -36d = 12 + 36d + -36d

Combine like terms: 10d + -36d = -26d
7 + -26d = 12 + 36d + -36d

Combine like terms: 36d + -36d = 0
7 + -26d = 12 + 0
7 + -26d = 12

Add '-7' to each side of the equation.
7 + -7 + -26d = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -26d = 12 + -7
-26d = 12 + -7

Combine like terms: 12 + -7 = 5
-26d = 5

Divide each side by '-26'.
d = -0.1923076923

Simplifying
d = -0.1923076923

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