subject
Mathematics, 15.03.2022 14:40 JAPONICA

Here a subtraction problem that has been solved incorrectly 21-9=11 what answer I got b 11+9=20

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 12:30
Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coop?
Answers: 2
question
Mathematics, 21.06.2019 17:30
(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .
Answers: 1
question
Mathematics, 22.06.2019 00:30
Jan accidently ran 7 minutes longer than he was supposed to. write an expression for the total amount of time jan ran if she was supposed to run m minutes
Answers: 1
question
Mathematics, 22.06.2019 01:00
The weight of 46 new patients of a clinic from the year 2018 are recorded and listed below. construct a frequency distribution, using 7 classes. then, draw a histogram, a frequency polygon, and an ogive for the data, using the relative information from the frequency table for each of the graphs. describe the shape of the histogram. data set: 130 192 145 97 100 122 210 132 107 95 210 128 193 208 118 196 130 178 187 240 90 126 98 194 115 212 110 225 187 133 220 218 110 104 201 120 183 124 261 270 108 160 203 210 191 180 1) complete the frequency distribution table below (add as many rows as needed): - class limits - class boundaries - midpoint - frequency - cumulative frequency 2) histogram 3) frequency polygon 4) ogive
Answers: 1
You know the right answer?
Here a subtraction problem that has been solved incorrectly 21-9=11 what answer I got b 11+9=20...
Questions
Questions on the website: 13722363