3x+6+4x+7=30

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Solution for 3x+6+4x+7=30 equation:


Simplifying
3x + 6 + 4x + 7 = 30

Reorder the terms:
6 + 7 + 3x + 4x = 30

Combine like terms: 6 + 7 = 13
13 + 3x + 4x = 30

Combine like terms: 3x + 4x = 7x
13 + 7x = 30

Solving
13 + 7x = 30

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 7x = 30 + -13

Combine like terms: 13 + -13 = 0
0 + 7x = 30 + -13
7x = 30 + -13

Combine like terms: 30 + -13 = 17
7x = 17

Divide each side by '7'.
x = 2.428571429

Simplifying
x = 2.428571429

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