3x+7*(x+4)=0

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Solution for 3x+7*(x+4)=0 equation:


Simplifying
3x + 7(x + 4) = 0

Reorder the terms:
3x + 7(4 + x) = 0
3x + (4 * 7 + x * 7) = 0
3x + (28 + 7x) = 0

Reorder the terms:
28 + 3x + 7x = 0

Combine like terms: 3x + 7x = 10x
28 + 10x = 0

Solving
28 + 10x = 0

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + 10x = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 10x = 0 + -28
10x = 0 + -28

Combine like terms: 0 + -28 = -28
10x = -28

Divide each side by '10'.
x = -2.8

Simplifying
x = -2.8

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