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Which expression represents the situation "add seven to the product of a number and ten? A-10(z+7) B-7+z+10 C-10z+7 D-7z+10z Which one?
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Which expression represents the situation "add seven to the product of a number and ten?

A-10(z+7)
B-7+z+10
C-10z+7
D-7z+10z
Which one?

User Vagnerr
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1 Answer

3 votes
"the product of a number and ten" thats your key. "A number" means we need a varible. In this case - Z. So, 10z. "add seven" +7. "10z+7" - answer C. Does that help a bit?
User Morten Kristensen
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6.0k points
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