5x+4x+7=30

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Solution for 5x+4x+7=30 equation:


Simplifying
5x + 4x + 7 = 30

Reorder the terms:
7 + 5x + 4x = 30

Combine like terms: 5x + 4x = 9x
7 + 9x = 30

Solving
7 + 9x = 30

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 9x = 30 + -7

Combine like terms: 7 + -7 = 0
0 + 9x = 30 + -7
9x = 30 + -7

Combine like terms: 30 + -7 = 23
9x = 23

Divide each side by '9'.
x = 2.555555556

Simplifying
x = 2.555555556

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