18+2.8=2.5x+2.1

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Solution for 18+2.8=2.5x+2.1 equation: 


Simplifying
18 + 2.8 = 2.5x + 2.1

Combine like terms: 18 + 2.8 = 20.8
20.8 = 2.5x + 2.1

Reorder the terms:
20.8 = 2.1 + 2.5x

Solving
20.8 = 2.1 + 2.5x

Solving for variable 'x'.

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

Add '-2.5x' to each side of the equation.
20.8 + -2.5x = 2.1 + 2.5x + -2.5x

Combine like terms: 2.5x + -2.5x = 0.0
20.8 + -2.5x = 2.1 + 0.0
20.8 + -2.5x = 2.1

Add '-20.8' to each side of the equation.
20.8 + -20.8 + -2.5x = 2.1 + -20.8

Combine like terms: 20.8 + -20.8 = 0.0
0.0 + -2.5x = 2.1 + -20.8
-2.5x = 2.1 + -20.8

Combine like terms: 2.1 + -20.8 = -18.7
-2.5x = -18.7

Divide each side by '-2.5'.
x = 7.48

Simplifying
x = 7.48

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