4(x+5)-30=18

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Solution for 4(x+5)-30=18 equation: 


Simplifying
4(x + 5) + -30 = 18

Reorder the terms:
4(5 + x) + -30 = 18
(5 * 4 + x * 4) + -30 = 18
(20 + 4x) + -30 = 18

Reorder the terms:
20 + -30 + 4x = 18

Combine like terms: 20 + -30 = -10
-10 + 4x = 18

Solving
-10 + 4x = 18

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 4x = 18 + 10

Combine like terms: -10 + 10 = 0
0 + 4x = 18 + 10
4x = 18 + 10

Combine like terms: 18 + 10 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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