medal and fan for correct answer
Carrots sell for $2.10 per pound, and crackers sell for $2.90 per pound. Glen bought some carrots and some crackers. The total weight was 2.3 pounds and cost $6.03. How many pounds of carrots and how many pounds of crackers did Glen buy? A. 0.5 pounds of carrots; 1.8 pounds of crackers B. 0.8 pounds of carrots; 1.5 pounds of crackers C. 1 pound of carrots; 1.3 pounds of crackers D. 1.5 pounds of carrots; 0.8 pound of crackers
@Loser66
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im going to say B... im not completely sure on this one though....
ok @Directrix
hello
thank you
Let v = pounds of carrots Let b = pounds of crackers 2.1v + 2.9b = 6.03 v + b = 2.3 --------------------- Solve these simultaneous equations for v and b. Procedure suggested by @Timothy
can you help me with one more
@bman22
can u help me with one more
Kersha has two jobs. During the day she works as an office clerk, and in the evening she works as a cashier. Her office job pays her $12.00 per hour. Her cashier job pays her $8.25 per hour. In one week, Kersha worked 55 hours. She earned a total of $585. Let c represent the number of hours Kersha works as an office clerk. Which equation can be used to find how many hours Kersha worked in both jobs? A. 12c + 8.25(585 – c) = 55 B. 8.25c + 12(55 – c) = 585 C. 12c + 8.25(c – 55) = 585 D. 12c + 8.25(55 – c) = 585
@Directrix
so the answer is D
As office clerk Kersha earns hours c times rate $ 12.00 per hour = 12*c. As cashier Kersha works for total hours subtract office hours ( 55-c) so she will earn ? Next step?
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