7(15-4)=y

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Solution for 7(15-4)=y equation:


Simplifying
7(15 + -4) = y

Combine like terms: 15 + -4 = 11
7(11) = y

Multiply 7 * 11
77 = y

Solving
77 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
77 + -1y = y + -1y

Combine like terms: y + -1y = 0
77 + -1y = 0

Add '-77' to each side of the equation.
77 + -77 + -1y = 0 + -77

Combine like terms: 77 + -77 = 0
0 + -1y = 0 + -77
-1y = 0 + -77

Combine like terms: 0 + -77 = -77
-1y = -77

Divide each side by '-1'.
y = 77

Simplifying
y = 77

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