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What Is 7a plus 3 equals 21?

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Anonymous

∙ 15y ago
Updated: 8/17/2019

It's a simple linear equation in 'a'.


If you want to know the value of 'a' that makes the equation true,
you can find it as follows:

7a + 3 = 21

Subtract 3 from each side:

7a = 18

Divide each side by 7:

a = 18/7

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Wiki User

∙ 15y ago
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