3y+20=2(21)+6

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Solution for 3y+20=2(21)+6 equation: 


Simplifying
3y + 20 = 2(21) + 6

Reorder the terms:
20 + 3y = 2(21) + 6

Multiply 2 * 21
20 + 3y = 42 + 6

Combine like terms: 42 + 6 = 48
20 + 3y = 48

Solving
20 + 3y = 48

Solving for variable 'y'.

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

Add '-20' to each side of the equation.
20 + -20 + 3y = 48 + -20

Combine like terms: 20 + -20 = 0
0 + 3y = 48 + -20
3y = 48 + -20

Combine like terms: 48 + -20 = 28
3y = 28

Divide each side by '3'.
y = 9.333333333

Simplifying
y = 9.333333333

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