9y + 3 = 21
Solve for the variable

y = 2

Step-by-step explanation:

Step 1:

9y + 3 = 21          Equation

Step 2:

9y = 18        Subtract 3 on both sides

Step 3:

y = 18 ÷ 9        Divide

y = 2

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step-by-step explanation:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

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