2.2(y+1)-4.5y=1.8y+20

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Solution for 2.2(y+1)-4.5y=1.8y+20 equation: 


Simplifying
2.2(y + 1) + -4.5y = 1.8y + 20

Reorder the terms:
2.2(1 + y) + -4.5y = 1.8y + 20
(1 * 2.2 + y * 2.2) + -4.5y = 1.8y + 20
(2.2 + 2.2y) + -4.5y = 1.8y + 20

Combine like terms: 2.2y + -4.5y = -2.3y
2.2 + -2.3y = 1.8y + 20

Reorder the terms:
2.2 + -2.3y = 20 + 1.8y

Solving
2.2 + -2.3y = 20 + 1.8y

Solving for variable 'y'.

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

Add '-1.8y' to each side of the equation.
2.2 + -2.3y + -1.8y = 20 + 1.8y + -1.8y

Combine like terms: -2.3y + -1.8y = -4.1y
2.2 + -4.1y = 20 + 1.8y + -1.8y

Combine like terms: 1.8y + -1.8y = 0.0
2.2 + -4.1y = 20 + 0.0
2.2 + -4.1y = 20

Add '-2.2' to each side of the equation.
2.2 + -2.2 + -4.1y = 20 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + -4.1y = 20 + -2.2
-4.1y = 20 + -2.2

Combine like terms: 20 + -2.2 = 17.8
-4.1y = 17.8

Divide each side by '-4.1'.
y = -4.341463415

Simplifying
y = -4.341463415

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