1+4x+4x=18

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Solution for 1+4x+4x=18 equation: 


Simplifying
1 + 4x + 4x = 18

Combine like terms: 4x + 4x = 8x
1 + 8x = 18

Solving
1 + 8x = 18

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 8x = 18 + -1

Combine like terms: 1 + -1 = 0
0 + 8x = 18 + -1
8x = 18 + -1

Combine like terms: 18 + -1 = 17
8x = 17

Divide each side by '8'.
x = 2.125

Simplifying
x = 2.125

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