11x+18=4x+21

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Solution for 11x+18=4x+21 equation:


Simplifying
11x + 18 = 4x + 21

Reorder the terms:
18 + 11x = 4x + 21

Reorder the terms:
18 + 11x = 21 + 4x

Solving
18 + 11x = 21 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
18 + 11x + -4x = 21 + 4x + -4x

Combine like terms: 11x + -4x = 7x
18 + 7x = 21 + 4x + -4x

Combine like terms: 4x + -4x = 0
18 + 7x = 21 + 0
18 + 7x = 21

Add '-18' to each side of the equation.
18 + -18 + 7x = 21 + -18

Combine like terms: 18 + -18 = 0
0 + 7x = 21 + -18
7x = 21 + -18

Combine like terms: 21 + -18 = 3
7x = 3

Divide each side by '7'.
x = 0.4285714286

Simplifying
x = 0.4285714286

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