(x+10)-(3x+12)=7x+12(11.4)

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Solution for (x+10)-(3x+12)=7x+12(11.4) equation:


Simplifying
(x + 10) + -1(3x + 12) = 7x + 12(11.4)

Reorder the terms:
(10 + x) + -1(3x + 12) = 7x + 12(11.4)

Remove parenthesis around (10 + x)
10 + x + -1(3x + 12) = 7x + 12(11.4)

Reorder the terms:
10 + x + -1(12 + 3x) = 7x + 12(11.4)
10 + x + (12 * -1 + 3x * -1) = 7x + 12(11.4)
10 + x + (-12 + -3x) = 7x + 12(11.4)

Reorder the terms:
10 + -12 + x + -3x = 7x + 12(11.4)

Combine like terms: 10 + -12 = -2
-2 + x + -3x = 7x + 12(11.4)

Combine like terms: x + -3x = -2x
-2 + -2x = 7x + 12(11.4)

Multiply 12 * 11.4
-2 + -2x = 7x + 136.8

Reorder the terms:
-2 + -2x = 136.8 + 7x

Solving
-2 + -2x = 136.8 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-2 + -2x + -7x = 136.8 + 7x + -7x

Combine like terms: -2x + -7x = -9x
-2 + -9x = 136.8 + 7x + -7x

Combine like terms: 7x + -7x = 0
-2 + -9x = 136.8 + 0
-2 + -9x = 136.8

Add '2' to each side of the equation.
-2 + 2 + -9x = 136.8 + 2

Combine like terms: -2 + 2 = 0
0 + -9x = 136.8 + 2
-9x = 136.8 + 2

Combine like terms: 136.8 + 2 = 138.8
-9x = 138.8

Divide each side by '-9'.
x = -15.42222222

Simplifying
x = -15.42222222

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