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# If y varies directly as x and y is 18 when x is 5 which expression can be used to find the value of y when x is 11?   ### Another question on Mathematics Mathematics, 21.06.2019 17:20
Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12 Answers: 1 Mathematics, 21.06.2019 17:30 Apositive number a or the same number a increased by 50% and then decreased by 50% of the result? Answers: 3 Mathematics, 21.06.2019 18:50 Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling Answers: 1 Mathematics, 21.06.2019 19:00 Angela is buying a dress that is on sale for 20% off. if the original price of the dress is$40.00, how much money is angela saving on the dress? a. $0.80 b.$3.20 c. $32.00 d.$8.00
If y varies directly as x and y is 18 when x is 5 which expression can be used to find the value of...
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