9+4x=15+3

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Solution for 9+4x=15+3 equation:


Simplifying
9 + 4x = 15 + 3

Combine like terms: 15 + 3 = 18
9 + 4x = 18

Solving
9 + 4x = 18

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 4x = 18 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = 18 + -9
4x = 18 + -9

Combine like terms: 18 + -9 = 9
4x = 9

Divide each side by '4'.
x = 2.25

Simplifying
x = 2.25

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