2.1x+45.7=13.3-8.7x

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Solution for 2.1x+45.7=13.3-8.7x equation: 


Simplifying
2.1x + 45.7 = 13.3 + -8.7x

Reorder the terms:
45.7 + 2.1x = 13.3 + -8.7x

Solving
45.7 + 2.1x = 13.3 + -8.7x

Solving for variable 'x'.

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

Add '8.7x' to each side of the equation.
45.7 + 2.1x + 8.7x = 13.3 + -8.7x + 8.7x

Combine like terms: 2.1x + 8.7x = 10.8x
45.7 + 10.8x = 13.3 + -8.7x + 8.7x

Combine like terms: -8.7x + 8.7x = 0.0
45.7 + 10.8x = 13.3 + 0.0
45.7 + 10.8x = 13.3

Add '-45.7' to each side of the equation.
45.7 + -45.7 + 10.8x = 13.3 + -45.7

Combine like terms: 45.7 + -45.7 = 0.0
0.0 + 10.8x = 13.3 + -45.7
10.8x = 13.3 + -45.7

Combine like terms: 13.3 + -45.7 = -32.4
10.8x = -32.4

Divide each side by '10.8'.
x = -3

Simplifying
x = -3

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