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3a plus 21 equals 30 what is a?

Updated: 9/18/2023

Wiki User

∙ 13y ago

Best Answer

a = 3

Wiki User

∙ 13y ago

This answer is:

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Algebra

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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What is 3a equals 30 plus 30?

a = 20

How do you solve -2a plus 5 plus 3a equals 15-21?

depends what 'a' =

If a plus b equals 6 what is the value of 3a plus 3b?

If a + b = 6, what is the value of 3a + 3b?

What is 3a-7 equals -28?

3a - 7 = -28 Therefore, 3a = -21 a = -21/3 Therefore, a = -7

A plus a plus a-2a equals?

a + a + a - 2a = 3a - 2a = a

Related questions

What is 3a equals 30 plus 30?

a = 20

What is 9a plus 21 equals?

9a+21 3(3a+7)

How do you solve -2a plus 5 plus 3a equals 15-21?

depends what 'a' =

What is the answer for 3A equals 21?

3a = 21 Therefore, a = 21/3 a = 7

If a plus b equals 6 what is the value of 3a plus 3b?

If a + b = 6, what is the value of 3a + 3b?

What is 3a-7 equals -28?

3a - 7 = -28 Therefore, 3a = -21 a = -21/3 Therefore, a = -7

What is a plus 3a plus 5a equals 180?

a + 3a + 5a = 180 9a =180 a = 20

Simplify 2a plus 3a plus 4 equals?

2a + 3a + 4 = 5a + 4

-a plus 3a-2a equals?

1

A plus a plus a-2a equals?

a + a + a - 2a = 3a - 2a = a

How do you solve -21 equals 9a-15-3a?

-21 = 9a - 15 - 3a -6 = 6a -1 = a

What is the answer to 3a plus 4?

3a plus 4 equals 3a +4. You can not combine the two parts because they are not like terms so there is no way to simplify this.

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