In order to solve the equation, what must you do? 3x=9

divide by 3 on both sides of the equation
multiply by 3 on both sides of the equation
Divide by 9 on both sides of the equation
multiply by 9 on both sides of the equation
add 3 to both sides of the equation
subtract 3 to both sides of the equation

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Hi there!

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Divide both sides by 3.

❀Hope this helped you!❀

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if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads