4(5y-2)=42

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Solution for 4(5y-2)=42 equation: 


Simplifying
4(5y + -2) = 42

Reorder the terms:
4(-2 + 5y) = 42
(-2 * 4 + 5y * 4) = 42
(-8 + 20y) = 42

Solving
-8 + 20y = 42

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + 20y = 42 + 8

Combine like terms: -8 + 8 = 0
0 + 20y = 42 + 8
20y = 42 + 8

Combine like terms: 42 + 8 = 50
20y = 50

Divide each side by '20'.
y = 2.5

Simplifying
y = 2.5

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