Mathematics, 14.02.2020 18:54, Vanessabattags4581

What is the simplified expression for 3 a squared + 9 a b + 5 minus 4 a squared minus 4 a b + 3?

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Mathematics, 21.06.2019 17:30, rwbrayan8727

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

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Mathematics, 21.06.2019 20:00, stonerbabyy

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

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Mathematics, 21.06.2019 23:30, adrianna2324

Dawn is selling her mp3 player for 3 4 of the original price. the original price for the mp3 player was $40. how much is she selling her mp3 player for?

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Mathematics, 22.06.2019 01:20, mianelson367

Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7