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Popular >

3a+6=21

Solution

3 a + 6 = 21

Solution

a = 5

Solution steps

3 a + 6 = 21

Move

6

to the right side

3 a = 15

Divide both sides by

3

a = 5

Popular Examples

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64 x^{3} - 216 y^{3}

simplify 2n^{-2/3}(n^{8/3}-3n^{5/3})simplify

2 n^{- \frac{2}{3}} (n^{\frac{8}{3}} - 3 n^{\frac{5}{3}})

3 x^{2} + 39 = 18 x

simplify 2^{1/3}*4^{1/3}simplify

2^{\frac{1}{3}} \cdot 4^{\frac{1}{3}}

12 = a^{2}

Frequently Asked Questions (FAQ)

What is the answer to 3a+6=21 ?
The answer to 3a+6=21 is a=5
Solve for a: 3a+6=21
The solution is a=5