3(x+5)+12=4(x+4)

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Solution for 3(x+5)+12=4(x+4) equation:


Simplifying
3(x + 5) + 12 = 4(x + 4)

Reorder the terms:
3(5 + x) + 12 = 4(x + 4)
(5 * 3 + x * 3) + 12 = 4(x + 4)
(15 + 3x) + 12 = 4(x + 4)

Reorder the terms:
15 + 12 + 3x = 4(x + 4)

Combine like terms: 15 + 12 = 27
27 + 3x = 4(x + 4)

Reorder the terms:
27 + 3x = 4(4 + x)
27 + 3x = (4 * 4 + x * 4)
27 + 3x = (16 + 4x)

Solving
27 + 3x = 16 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
27 + 3x + -4x = 16 + 4x + -4x

Combine like terms: 3x + -4x = -1x
27 + -1x = 16 + 4x + -4x

Combine like terms: 4x + -4x = 0
27 + -1x = 16 + 0
27 + -1x = 16

Add '-27' to each side of the equation.
27 + -27 + -1x = 16 + -27

Combine like terms: 27 + -27 = 0
0 + -1x = 16 + -27
-1x = 16 + -27

Combine like terms: 16 + -27 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11

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