7x+8x+9x=4x+3x+12x+30

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Solution for 7x+8x+9x=4x+3x+12x+30 equation:


Simplifying
7x + 8x + 9x = 4x + 3x + 12x + 30

Combine like terms: 7x + 8x = 15x
15x + 9x = 4x + 3x + 12x + 30

Combine like terms: 15x + 9x = 24x
24x = 4x + 3x + 12x + 30

Reorder the terms:
24x = 30 + 4x + 3x + 12x

Combine like terms: 4x + 3x = 7x
24x = 30 + 7x + 12x

Combine like terms: 7x + 12x = 19x
24x = 30 + 19x

Solving
24x = 30 + 19x

Solving for variable 'x'.

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

Add '-19x' to each side of the equation.
24x + -19x = 30 + 19x + -19x

Combine like terms: 24x + -19x = 5x
5x = 30 + 19x + -19x

Combine like terms: 19x + -19x = 0
5x = 30 + 0
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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