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

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


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

Reorder the terms:
5(9 + 2d) = 3d + -4
(9 * 5 + 2d * 5) = 3d + -4
(45 + 10d) = 3d + -4

Reorder the terms:
45 + 10d = -4 + 3d

Solving
45 + 10d = -4 + 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
45 + 10d + -3d = -4 + 3d + -3d

Combine like terms: 10d + -3d = 7d
45 + 7d = -4 + 3d + -3d

Combine like terms: 3d + -3d = 0
45 + 7d = -4 + 0
45 + 7d = -4

Add '-45' to each side of the equation.
45 + -45 + 7d = -4 + -45

Combine like terms: 45 + -45 = 0
0 + 7d = -4 + -45
7d = -4 + -45

Combine like terms: -4 + -45 = -49
7d = -49

Divide each side by '7'.
d = -7

Simplifying
d = -7

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