0.4x+3.5x+7=2.2

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Solution for 0.4x+3.5x+7=2.2 equation:


Simplifying
0.4x + 3.5x + 7 = 2.2

Reorder the terms:
7 + 0.4x + 3.5x = 2.2

Combine like terms: 0.4x + 3.5x = 3.9x
7 + 3.9x = 2.2

Solving
7 + 3.9x = 2.2

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3.9x = 2.2 + -7

Combine like terms: 7 + -7 = 0
0 + 3.9x = 2.2 + -7
3.9x = 2.2 + -7

Combine like terms: 2.2 + -7 = -4.8
3.9x = -4.8

Divide each side by '3.9'.
x = -1.230769231

Simplifying
x = -1.230769231

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