Solve for x 9x + 3 = 21

2 answers:

8 0

Hi,

9x = 21 - 3

9x = 18

x = 18/9 = 2

3 0

<h2>Answer:</h2>

This is a two-step equation:

$9x + 3 = 21\\\\9x = 18\\\\x = 2$

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