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When the sum of a number and 7 and three times a positive number is subtracted from the square of the number 0 results?
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Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4
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Afarmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. each bag of soil covers 20 square yards. how many bags should the farmer purchase? (4 points) 1 bag 2 bags 3 bags 4 bags
Answers: 2
When the sum of a number and 7 and three times a positive number is subtracted from the square of th...
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