6= -4x + y
-5x - y = 21
substitution...
Answers: 2
Mathematics, 21.06.2019 14:30
anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44
Answers: 1
Mathematics, 21.06.2019 16:30
Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?
Answers: 1
Mathematics, 21.06.2019 19:30
Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)
Answers: 1
Mathematics, 20.10.2020 20:01
History, 20.10.2020 20:01
Mathematics, 20.10.2020 20:01
Chemistry, 20.10.2020 20:01
Arts, 20.10.2020 20:01
Mathematics, 20.10.2020 20:01
Mathematics, 20.10.2020 20:01
Physics, 20.10.2020 20:01
Arts, 20.10.2020 20:01