-3x-2.1=4.5

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Solution for -3x-2.1=4.5 equation: 


Simplifying
-3x + -2.1 = 4.5

Reorder the terms:
-2.1 + -3x = 4.5

Solving
-2.1 + -3x = 4.5

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + -3x = 4.5 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + -3x = 4.5 + 2.1
-3x = 4.5 + 2.1

Combine like terms: 4.5 + 2.1 = 6.6
-3x = 6.6

Divide each side by '-3'.
x = -2.2

Simplifying
x = -2.2

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