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

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


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

Reorder the terms:
3 + 7x + -4x = 3 + -3(x + 4)

Combine like terms: 7x + -4x = 3x
3 + 3x = 3 + -3(x + 4)

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

Combine like terms: 3 + -12 = -9
3 + 3x = -9 + -3x

Solving
3 + 3x = -9 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
3 + 3x + 3x = -9 + -3x + 3x

Combine like terms: 3x + 3x = 6x
3 + 6x = -9 + -3x + 3x

Combine like terms: -3x + 3x = 0
3 + 6x = -9 + 0
3 + 6x = -9

Add '-3' to each side of the equation.
3 + -3 + 6x = -9 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = -9 + -3
6x = -9 + -3

Combine like terms: -9 + -3 = -12
6x = -12

Divide each side by '6'.
x = -2

Simplifying
x = -2

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