3.5x-25=2.1x+3

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Solution for 3.5x-25=2.1x+3 equation:


Simplifying
3.5x + -25 = 2.1x + 3

Reorder the terms:
-25 + 3.5x = 2.1x + 3

Reorder the terms:
-25 + 3.5x = 3 + 2.1x

Solving
-25 + 3.5x = 3 + 2.1x

Solving for variable 'x'.

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

Add '-2.1x' to each side of the equation.
-25 + 3.5x + -2.1x = 3 + 2.1x + -2.1x

Combine like terms: 3.5x + -2.1x = 1.4x
-25 + 1.4x = 3 + 2.1x + -2.1x

Combine like terms: 2.1x + -2.1x = 0.0
-25 + 1.4x = 3 + 0.0
-25 + 1.4x = 3

Add '25' to each side of the equation.
-25 + 25 + 1.4x = 3 + 25

Combine like terms: -25 + 25 = 0
0 + 1.4x = 3 + 25
1.4x = 3 + 25

Combine like terms: 3 + 25 = 28
1.4x = 28

Divide each side by '1.4'.
x = 20

Simplifying
x = 20

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