Mathematics

Kent had $280. He spent 3/7 of his money on a present and 1/4 of his money on a meal. How much money did Kent spend altogether
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What is the Answer to this
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I need help with this !!
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5(x-4)+?=+12x-21 what is the answer?
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Can someone answer this
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can someone help me with this
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Need help asap! Pls
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If 90% of 150 students passed their exam, and 1/5 of those received an A on the test, how many students received an A?
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Please helppppppppppExplain the steps in solving 2.14x-12.18=-576 , and write the solution to the equation.
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Tony usually saves 1/5 of his allowance. Last week, he only saved 2/3 as much. How much of his allowance did he save last week?
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Of the students in your class, 12% are left-handed. What fraction of the students are left-handed? Are there more right-handed or left-handed students? Explain. Write your answers in simplest form.what is the fraction for the right handed people
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What number makes the expressions equivalent? Enter your answer in the box. 12 (""1. 4m 0. 4) = m 0. 2.
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helppppppppppppppppppp
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Ed is 7 years older than ted. Ed is also 3/2 times teds age. How old are ed and ted
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PLEASE HELP MEA rectangular plot of land is 90 ft long and 105 ft wide. On a map, the length is 3.6 in. Identify the width on the map.
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12 times 3/8 and simplified
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Shanti wrote the predicted values for a data set using the line of best fit y = 2. 55x " 3. 15. She computed two of the residual values. A 4-column table with 4 rows. The first column is labeled x with entries 1, 2, 3, 4. The second column is labeled given with entries negative 0. 7, 2. 3, 4. 1, 7. 2. The third column is labeled predicted with entries negative 0. 6, 1. 95, 4. 5, 7. 2. The fourth column is labeled residual with entries negative 1, 0. 35, a, b. What are the values of a and b? a = 0. 4 and b = "0. 15 a = "0. 4 and b = 0. 15 a = 8. 6 and b = 14. 25 a = "8. 6 and b = "14. 25.
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Debra spends 42 minutes each day driving to work. About how many minutes does she spend driving to work each month?
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ann works in a supermarket for $10.00 per hour. she received a raise to $12.00 . What is the percent of change in her hourly wage?
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When astronauts Neil Armstrong and Buzz Aldrin first walked onthe moon in 1969, they were able to bounce from step to step!This is because the gravitational force of the moon is about16.5% of that of the Earth. If you visited the moon,weighing 100 pounds on Earth, what would your weight be?
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-6x+3y= -15 4x-3y= 13
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Given 4 < x < 9 and 5 - y< 4 , where x and y are integers. Find the maximum value of x-y.
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20 POINTS! Will give brainliest to correct answer! Please help. I would also really appreciate an explanation for the answer so that I can do it on my own next time.
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Do both of them for 50 points
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