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1 vote
Solve for x. Show your work: x + 3 = 12

2 Answers

5 votes

Answer: x=9

x+3=12

1x+3=12

-3

=9

1x =9 ---> 1x/1 9/1

/1 /1 ---> 1x/1 9/1

x=9

Explanation:

sorry if this doesn't make sense

User Kassie
by
6.5k points
2 votes

Answer:

x=9

Explanation:

The objective is to get x by itself, so to do that we need to subtract three from both sides:

x + 3 = 12

-3 -3

12-3= 9.

So, x=9.

Hope this helped!

User Paula Kristin
by
6.2k points