0.83x+0.87(4-x)=3.4

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Solution for 0.83x+0.87(4-x)=3.4 equation: 


Simplifying
0.83x + 0.87(4 + -1x) = 3.4
0.83x + (4 * 0.87 + -1x * 0.87) = 3.4
0.83x + (3.48 + -0.87x) = 3.4

Reorder the terms:
3.48 + 0.83x + -0.87x = 3.4

Combine like terms: 0.83x + -0.87x = -0.04x
3.48 + -0.04x = 3.4

Solving
3.48 + -0.04x = 3.4

Solving for variable 'x'.

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

Add '-3.48' to each side of the equation.
3.48 + -3.48 + -0.04x = 3.4 + -3.48

Combine like terms: 3.48 + -3.48 = 0.00
0.00 + -0.04x = 3.4 + -3.48
-0.04x = 3.4 + -3.48

Combine like terms: 3.4 + -3.48 = -0.08
-0.04x = -0.08

Divide each side by '-0.04'.
x = 2

Simplifying
x = 2

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