-2(3)+5y=21

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Solution for -2(3)+5y=21 equation: 


Simplifying
-2(3) + 5y = 21

Multiply -2 * 3
-6 + 5y = 21

Solving
-6 + 5y = 21

Solving for variable 'y'.

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

Add '6' to each side of the equation.
-6 + 6 + 5y = 21 + 6

Combine like terms: -6 + 6 = 0
0 + 5y = 21 + 6
5y = 21 + 6

Combine like terms: 21 + 6 = 27
5y = 27

Divide each side by '5'.
y = 5.4

Simplifying
y = 5.4

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