.7x+.5(x-1)=.2x+5.5

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Solution for .7x+.5(x-1)=.2x+5.5 equation:


Simplifying
0.7x + 0.5(x + -1) = 0.2x + 5.5

Reorder the terms:
0.7x + 0.5(-1 + x) = 0.2x + 5.5
0.7x + (-1 * 0.5 + x * 0.5) = 0.2x + 5.5
0.7x + (-0.5 + 0.5x) = 0.2x + 5.5

Reorder the terms:
-0.5 + 0.7x + 0.5x = 0.2x + 5.5

Combine like terms: 0.7x + 0.5x = 1.2x
-0.5 + 1.2x = 0.2x + 5.5

Reorder the terms:
-0.5 + 1.2x = 5.5 + 0.2x

Solving
-0.5 + 1.2x = 5.5 + 0.2x

Solving for variable 'x'.

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

Add '-0.2x' to each side of the equation.
-0.5 + 1.2x + -0.2x = 5.5 + 0.2x + -0.2x

Combine like terms: 1.2x + -0.2x = 1x
-0.5 + 1x = 5.5 + 0.2x + -0.2x

Combine like terms: 0.2x + -0.2x = 0.0
-0.5 + 1x = 5.5 + 0.0
-0.5 + 1x = 5.5

Add '0.5' to each side of the equation.
-0.5 + 0.5 + 1x = 5.5 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + 1x = 5.5 + 0.5
1x = 5.5 + 0.5

Combine like terms: 5.5 + 0.5 = 6
1x = 6

Divide each side by '1'.
x = 6

Simplifying
x = 6

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