4[x+7]=9[x-1]+22

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Solution for 4[x+7]=9[x-1]+22 equation:


Simplifying
4[x + 7] = 9[x + -1] + 22

Reorder the terms:
4[7 + x] = 9[x + -1] + 22
[7 * 4 + x * 4] = 9[x + -1] + 22
[28 + 4x] = 9[x + -1] + 22

Reorder the terms:
28 + 4x = 9[-1 + x] + 22
28 + 4x = [-1 * 9 + x * 9] + 22
28 + 4x = [-9 + 9x] + 22

Reorder the terms:
28 + 4x = -9 + 22 + 9x

Combine like terms: -9 + 22 = 13
28 + 4x = 13 + 9x

Solving
28 + 4x = 13 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
28 + 4x + -9x = 13 + 9x + -9x

Combine like terms: 4x + -9x = -5x
28 + -5x = 13 + 9x + -9x

Combine like terms: 9x + -9x = 0
28 + -5x = 13 + 0
28 + -5x = 13

Add '-28' to each side of the equation.
28 + -28 + -5x = 13 + -28

Combine like terms: 28 + -28 = 0
0 + -5x = 13 + -28
-5x = 13 + -28

Combine like terms: 13 + -28 = -15
-5x = -15

Divide each side by '-5'.
x = 3

Simplifying
x = 3

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