12.99+0.08(x+3)=13.49-0.13x

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Solution for 12.99+0.08(x+3)=13.49-0.13x equation: 


Simplifying
12.99 + 0.08(x + 3) = 13.49 + -0.13x

Reorder the terms:
12.99 + 0.08(3 + x) = 13.49 + -0.13x
12.99 + (3 * 0.08 + x * 0.08) = 13.49 + -0.13x
12.99 + (0.24 + 0.08x) = 13.49 + -0.13x

Combine like terms: 12.99 + 0.24 = 13.23
13.23 + 0.08x = 13.49 + -0.13x

Solving
13.23 + 0.08x = 13.49 + -0.13x

Solving for variable 'x'.

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

Add '0.13x' to each side of the equation.
13.23 + 0.08x + 0.13x = 13.49 + -0.13x + 0.13x

Combine like terms: 0.08x + 0.13x = 0.21x
13.23 + 0.21x = 13.49 + -0.13x + 0.13x

Combine like terms: -0.13x + 0.13x = 0.00
13.23 + 0.21x = 13.49 + 0.00
13.23 + 0.21x = 13.49

Add '-13.23' to each side of the equation.
13.23 + -13.23 + 0.21x = 13.49 + -13.23

Combine like terms: 13.23 + -13.23 = 0.00
0.00 + 0.21x = 13.49 + -13.23
0.21x = 13.49 + -13.23

Combine like terms: 13.49 + -13.23 = 0.26
0.21x = 0.26

Divide each side by '0.21'.
x = 1.238095238

Simplifying
x = 1.238095238

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