.8(y+4)-4.2y=

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Solution for .8(y+4)-4.2y= equation:


Simplifying
0.8(y + 4) + -4.2y = 0

Reorder the terms:
0.8(4 + y) + -4.2y = 0
(4 * 0.8 + y * 0.8) + -4.2y = 0
(3.2 + 0.8y) + -4.2y = 0

Combine like terms: 0.8y + -4.2y = -3.4y
3.2 + -3.4y = 0

Solving
3.2 + -3.4y = 0

Solving for variable 'y'.

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

Add '-3.2' to each side of the equation.
3.2 + -3.2 + -3.4y = 0 + -3.2

Combine like terms: 3.2 + -3.2 = 0.0
0.0 + -3.4y = 0 + -3.2
-3.4y = 0 + -3.2

Combine like terms: 0 + -3.2 = -3.2
-3.4y = -3.2

Divide each side by '-3.4'.
y = 0.9411764706

Simplifying
y = 0.9411764706

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