15(-4.1)-y=21

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Solution for 15(-4.1)-y=21 equation: 


Simplifying
15(-4.1) + -1y = 21

Multiply 15 * -4.1
-61.5 + -1y = 21

Solving
-61.5 + -1y = 21

Solving for variable 'y'.

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

Add '61.5' to each side of the equation.
-61.5 + 61.5 + -1y = 21 + 61.5

Combine like terms: -61.5 + 61.5 = 0.0
0.0 + -1y = 21 + 61.5
-1y = 21 + 61.5

Combine like terms: 21 + 61.5 = 82.5
-1y = 82.5

Divide each side by '-1'.
y = -82.5

Simplifying
y = -82.5

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