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

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


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

Reorder the terms:
4(2 + x) + 3(4 + x) + -4 = 7
(2 * 4 + x * 4) + 3(4 + x) + -4 = 7
(8 + 4x) + 3(4 + x) + -4 = 7
8 + 4x + (4 * 3 + x * 3) + -4 = 7
8 + 4x + (12 + 3x) + -4 = 7

Reorder the terms:
8 + 12 + -4 + 4x + 3x = 7

Combine like terms: 8 + 12 = 20
20 + -4 + 4x + 3x = 7

Combine like terms: 20 + -4 = 16
16 + 4x + 3x = 7

Combine like terms: 4x + 3x = 7x
16 + 7x = 7

Solving
16 + 7x = 7

Solving for variable 'x'.

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

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

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

Combine like terms: 7 + -16 = -9
7x = -9

Divide each side by '7'.
x = -1.285714286

Simplifying
x = -1.285714286

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