7y+4(y-3)=120

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Solution for 7y+4(y-3)=120 equation:


Simplifying
7y + 4(y + -3) = 120

Reorder the terms:
7y + 4(-3 + y) = 120
7y + (-3 * 4 + y * 4) = 120
7y + (-12 + 4y) = 120

Reorder the terms:
-12 + 7y + 4y = 120

Combine like terms: 7y + 4y = 11y
-12 + 11y = 120

Solving
-12 + 11y = 120

Solving for variable 'y'.

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

Add '12' to each side of the equation.
-12 + 12 + 11y = 120 + 12

Combine like terms: -12 + 12 = 0
0 + 11y = 120 + 12
11y = 120 + 12

Combine like terms: 120 + 12 = 132
11y = 132

Divide each side by '11'.
y = 12

Simplifying
y = 12

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