4[W+3]=9W+7

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Solution for 4[W+3]=9W+7 equation:


Simplifying
4[W + 3] = 9W + 7

Reorder the terms:
4[3 + W] = 9W + 7
[3 * 4 + W * 4] = 9W + 7
[12 + 4W] = 9W + 7

Reorder the terms:
12 + 4W = 7 + 9W

Solving
12 + 4W = 7 + 9W

Solving for variable 'W'.

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

Add '-9W' to each side of the equation.
12 + 4W + -9W = 7 + 9W + -9W

Combine like terms: 4W + -9W = -5W
12 + -5W = 7 + 9W + -9W

Combine like terms: 9W + -9W = 0
12 + -5W = 7 + 0
12 + -5W = 7

Add '-12' to each side of the equation.
12 + -12 + -5W = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -5W = 7 + -12
-5W = 7 + -12

Combine like terms: 7 + -12 = -5
-5W = -5

Divide each side by '-5'.
W = 1

Simplifying
W = 1

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