6x+12x-7=4(5x+4)

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Solution for 6x+12x-7=4(5x+4) equation:


Simplifying
6x + 12x + -7 = 4(5x + 4)

Reorder the terms:
-7 + 6x + 12x = 4(5x + 4)

Combine like terms: 6x + 12x = 18x
-7 + 18x = 4(5x + 4)

Reorder the terms:
-7 + 18x = 4(4 + 5x)
-7 + 18x = (4 * 4 + 5x * 4)
-7 + 18x = (16 + 20x)

Solving
-7 + 18x = 16 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-7 + 18x + -20x = 16 + 20x + -20x

Combine like terms: 18x + -20x = -2x
-7 + -2x = 16 + 20x + -20x

Combine like terms: 20x + -20x = 0
-7 + -2x = 16 + 0
-7 + -2x = 16

Add '7' to each side of the equation.
-7 + 7 + -2x = 16 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = 16 + 7
-2x = 16 + 7

Combine like terms: 16 + 7 = 23
-2x = 23

Divide each side by '-2'.
x = -11.5

Simplifying
x = -11.5

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