4x-30=8+9

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Solution for 4x-30=8+9 equation:


Simplifying
4x + -30 = 8 + 9

Reorder the terms:
-30 + 4x = 8 + 9

Combine like terms: 8 + 9 = 17
-30 + 4x = 17

Solving
-30 + 4x = 17

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 4x = 17 + 30

Combine like terms: -30 + 30 = 0
0 + 4x = 17 + 30
4x = 17 + 30

Combine like terms: 17 + 30 = 47
4x = 47

Divide each side by '4'.
x = 11.75

Simplifying
x = 11.75

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