3(x-4)+2x=7x+2(-2-1)

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Solution for 3(x-4)+2x=7x+2(-2-1) equation:


Simplifying
3(x + -4) + 2x = 7x + 2(-2 + -1)

Reorder the terms:
3(-4 + x) + 2x = 7x + 2(-2 + -1)
(-4 * 3 + x * 3) + 2x = 7x + 2(-2 + -1)
(-12 + 3x) + 2x = 7x + 2(-2 + -1)

Combine like terms: 3x + 2x = 5x
-12 + 5x = 7x + 2(-2 + -1)

Combine like terms: -2 + -1 = -3
-12 + 5x = 7x + 2(-3)

Multiply 2 * -3
-12 + 5x = 7x + -6

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

Solving
-12 + 5x = -6 + 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.
-12 + 5x + -7x = -6 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-12 + -2x = -6 + 7x + -7x

Combine like terms: 7x + -7x = 0
-12 + -2x = -6 + 0
-12 + -2x = -6

Add '12' to each side of the equation.
-12 + 12 + -2x = -6 + 12

Combine like terms: -12 + 12 = 0
0 + -2x = -6 + 12
-2x = -6 + 12

Combine like terms: -6 + 12 = 6
-2x = 6

Divide each side by '-2'.
x = -3

Simplifying
x = -3

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