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How would I simplify 7(7-7r)+4r(r+7)

How would I simplify 7(7-7r)+4r(r+7)
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How would I simplify 7(7-7r)+4r(r+7)

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User Bogdan Calmac
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is it ok if i say the answer oh well i will u can do it two ways but my way is 7-7=r then r+7=7r then 7r+4r=11r then 11r +r=12r then do nothing with the left over 7 and your answer is 12r×7 that is how you simplify it
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User Vanthome
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