.21x+0.03(117)=0.12(117+x)

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Solution for .21x+0.03(117)=0.12(117+x) equation: 


Simplifying
0.21x + 0.03(117) = 0.12(117 + x)

Multiply 0.03 * 117
0.21x + 3.51 = 0.12(117 + x)

Reorder the terms:
3.51 + 0.21x = 0.12(117 + x)
3.51 + 0.21x = (117 * 0.12 + x * 0.12)
3.51 + 0.21x = (14.04 + 0.12x)

Solving
3.51 + 0.21x = 14.04 + 0.12x

Solving for variable 'x'.

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

Add '-0.12x' to each side of the equation.
3.51 + 0.21x + -0.12x = 14.04 + 0.12x + -0.12x

Combine like terms: 0.21x + -0.12x = 0.09x
3.51 + 0.09x = 14.04 + 0.12x + -0.12x

Combine like terms: 0.12x + -0.12x = 0.00
3.51 + 0.09x = 14.04 + 0.00
3.51 + 0.09x = 14.04

Add '-3.51' to each side of the equation.
3.51 + -3.51 + 0.09x = 14.04 + -3.51

Combine like terms: 3.51 + -3.51 = 0.00
0.00 + 0.09x = 14.04 + -3.51
0.09x = 14.04 + -3.51

Combine like terms: 14.04 + -3.51 = 10.53
0.09x = 10.53

Divide each side by '0.09'.
x = 117

Simplifying
x = 117

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