2 years ago

What is the value of x in the equation 2x + 9 = 21? (4 points) 2 6 9 15

2 answers:

8 0

2x=12
2x divided by
12 divided by 2
Equals
X=6

RSB [31]2 years ago

3 0

It's 6 because 21-9=12, 2x=12, x=12\2, x=6

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