3(y-4)-5=4

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Solution for 3(y-4)-5=4 equation:


Simplifying
3(y + -4) + -5 = 4

Reorder the terms:
3(-4 + y) + -5 = 4
(-4 * 3 + y * 3) + -5 = 4
(-12 + 3y) + -5 = 4

Reorder the terms:
-12 + -5 + 3y = 4

Combine like terms: -12 + -5 = -17
-17 + 3y = 4

Solving
-17 + 3y = 4

Solving for variable 'y'.

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

Add '17' to each side of the equation.
-17 + 17 + 3y = 4 + 17

Combine like terms: -17 + 17 = 0
0 + 3y = 4 + 17
3y = 4 + 17

Combine like terms: 4 + 17 = 21
3y = 21

Divide each side by '3'.
y = 7

Simplifying
y = 7

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