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Which of these strategies would eliminate a variable in the system of equations? 2x + 3y = -5 2x - 3y = 10 Choose all answers that apply:
answered
Aug 30, 2023
Mathematics
college
7
votes
403k
views
There are 135 people in a sport centre. 73 people use the gym. 59 people use the swimming pool. 31 people use the track. 19 people use the gym and the pool. 9 people use the pool and the track. 16 people
answered
Jun 8, 2023
Mathematics
high-school
16
votes
121k
views
At the store you want to buy a bunch of 3d printed Christmas gifts for your family. Each large tree costs $4.50 , and each small tree costs $2.25, If you buy 4 large trees, and can spend a total of $50.
answered
May 9, 2023
Mathematics
middle-school
21
votes
380k
views
What is the perimeter of kite klmn? startroot 2 endroot startroot 5 endroot units startroot 14 endroot units 2 startroot 2 endroot 2 startroot 5 endroot units 4 startroot 5 endroot units
answered
Apr 27, 2023
Mathematics
high-school
16
votes
294k
views
Two ways of seeing a river answer key
answered
Mar 26, 2023
English
college
6
votes
90.6k
views
Which statement best describes a weak base?(1 point) a.) It donates protons and only partially dissociates in water. b.) It accepts protons and only partially dissociates in water. c.) it donates protons
answered
Jan 26, 2023
Physics
high-school
15
votes
379k
views
Amy rolls a number cube ten times and gets 3 four times! If she rolls the number cube 240 times, how many times should she get a 3 (Hint: Should her results be used, or the theoretical probability?).
answered
Mar 24, 2022
Mathematics
high-school
21
votes
81.0k
views
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