7-4=3(x+9)+4x

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Solution for 7-4=3(x+9)+4x equation:


Simplifying
7 + -4 = 3(x + 9) + 4x

Combine like terms: 7 + -4 = 3
3 = 3(x + 9) + 4x

Reorder the terms:
3 = 3(9 + x) + 4x
3 = (9 * 3 + x * 3) + 4x
3 = (27 + 3x) + 4x

Combine like terms: 3x + 4x = 7x
3 = 27 + 7x

Solving
3 = 27 + 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.
3 + -7x = 27 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 + -7x = 27 + 0
3 + -7x = 27

Add '-3' to each side of the equation.
3 + -3 + -7x = 27 + -3

Combine like terms: 3 + -3 = 0
0 + -7x = 27 + -3
-7x = 27 + -3

Combine like terms: 27 + -3 = 24
-7x = 24

Divide each side by '-7'.
x = -3.428571429

Simplifying
x = -3.428571429

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