klimber1919 klimber1919

20-10-2018
Mathematics

contestada

3(r + 8) = 72. Do I use the Distributive property and multiply 3 by r and 8 and then continue or do I subtract 8 first? Help please!

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SevenOSeven SevenOSeven

20-10-2018

Distributive property then subtract...think of it as going the opposite of pemdas when solving for a variable
3r+24=72
3r=48
r=16

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bettyalhababi23 bettyalhababi23

20-10-2018

U have to distribute first so it would be:
3r+24=72
3r=48
r=16

Answer Link

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