5(30)-21+y=180

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Solution for 5(30)-21+y=180 equation: 


Simplifying
5(30) + -21 + y = 180

Multiply 5 * 30
150 + -21 + y = 180

Combine like terms: 150 + -21 = 129
129 + y = 180

Solving
129 + y = 180

Solving for variable 'y'.

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

Add '-129' to each side of the equation.
129 + -129 + y = 180 + -129

Combine like terms: 129 + -129 = 0
0 + y = 180 + -129
y = 180 + -129

Combine like terms: 180 + -129 = 51
y = 51

Simplifying
y = 51

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