6.6x-2.8(x-1)=7.7

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Solution for 6.6x-2.8(x-1)=7.7 equation: 


Simplifying
6.6x + -2.8(x + -1) = 7.7

Reorder the terms:
6.6x + -2.8(-1 + x) = 7.7
6.6x + (-1 * -2.8 + x * -2.8) = 7.7
6.6x + (2.8 + -2.8x) = 7.7

Reorder the terms:
2.8 + 6.6x + -2.8x = 7.7

Combine like terms: 6.6x + -2.8x = 3.8x
2.8 + 3.8x = 7.7

Solving
2.8 + 3.8x = 7.7

Solving for variable 'x'.

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

Add '-2.8' to each side of the equation.
2.8 + -2.8 + 3.8x = 7.7 + -2.8

Combine like terms: 2.8 + -2.8 = 0.0
0.0 + 3.8x = 7.7 + -2.8
3.8x = 7.7 + -2.8

Combine like terms: 7.7 + -2.8 = 4.9
3.8x = 4.9

Divide each side by '3.8'.
x = 1.289473684

Simplifying
x = 1.289473684

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