.5(y+2)+.3=2.1y-1.9

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Solution for .5(y+2)+.3=2.1y-1.9 equation:


Simplifying
0.5(y + 2) + 0.3 = 2.1y + -1.9

Reorder the terms:
0.5(2 + y) + 0.3 = 2.1y + -1.9
(2 * 0.5 + y * 0.5) + 0.3 = 2.1y + -1.9
(1 + 0.5y) + 0.3 = 2.1y + -1.9

Reorder the terms:
1 + 0.3 + 0.5y = 2.1y + -1.9

Combine like terms: 1 + 0.3 = 1.3
1.3 + 0.5y = 2.1y + -1.9

Reorder the terms:
1.3 + 0.5y = -1.9 + 2.1y

Solving
1.3 + 0.5y = -1.9 + 2.1y

Solving for variable 'y'.

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

Add '-2.1y' to each side of the equation.
1.3 + 0.5y + -2.1y = -1.9 + 2.1y + -2.1y

Combine like terms: 0.5y + -2.1y = -1.6y
1.3 + -1.6y = -1.9 + 2.1y + -2.1y

Combine like terms: 2.1y + -2.1y = 0.0
1.3 + -1.6y = -1.9 + 0.0
1.3 + -1.6y = -1.9

Add '-1.3' to each side of the equation.
1.3 + -1.3 + -1.6y = -1.9 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + -1.6y = -1.9 + -1.3
-1.6y = -1.9 + -1.3

Combine like terms: -1.9 + -1.3 = -3.2
-1.6y = -3.2

Divide each side by '-1.6'.
y = 2

Simplifying
y = 2

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