28=4(y-1)

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Solution for 28=4(y-1) equation:


Simplifying
28 = 4(y + -1)

Reorder the terms:
28 = 4(-1 + y)
28 = (-1 * 4 + y * 4)
28 = (-4 + 4y)

Solving
28 = -4 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
28 + -4y = -4 + 4y + -4y

Combine like terms: 4y + -4y = 0
28 + -4y = -4 + 0
28 + -4y = -4

Add '-28' to each side of the equation.
28 + -28 + -4y = -4 + -28

Combine like terms: 28 + -28 = 0
0 + -4y = -4 + -28
-4y = -4 + -28

Combine like terms: -4 + -28 = -32
-4y = -32

Divide each side by '-4'.
y = 8

Simplifying
y = 8

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