Answer:
X=5
Explanation:
Add 1x on both sides so you can get like terms on one side now you have 3x=15 You will now divide by 3 on both sides to get x by itself so you end up with X=5
x = 5
2x = 15 - 1x
add 1x to both sides
3x = 15
divide both sides by 3
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