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to solve a system using the additional method, you would need to multiply the first equation by what number in order for the x’s to add out? 3x-y=3, -2x+2y=6
answered
Apr 21, 2020
Mathematics
middle-school
3
votes
219k
views
Divide 72 into a ratio of 3:5
answered
Feb 12, 2020
Mathematics
middle-school
1
vote
142k
views
Which graph represents the equation y=1/2x+3?
answered
Jan 25, 2020
Mathematics
middle-school
5
votes
200k
views
30% of all cancer deaths are caused by
answered
Dec 20, 2019
Health
middle-school
0
votes
5.3k
views
At the movie theatre, child admission is $6.30 and adult admission is $9.60. On Sunday, twice as many adult tickets as child tickets were sold, for a total sales of $969.00. How many child tickets were
answered
Aug 24, 2019
Mathematics
high-school
5
votes
166k
views
Choose all that apply. Which of the following are included in the physical sciences? biology sociology physics geology
answered
Aug 6, 2019
Chemistry
high-school
3
votes
58.9k
views
The best thing you can do to keep a positive relationship with your supervisor is to A . Socialize with your supervisor B. Keep your opinions to yourself C. Be productive at work D. Challenge your supervisors
answered
Jun 25, 2019
History
middle-school
4
votes
41.3k
views
A duck floating on a lake oscillates up and down 5.0 times during a 10.-second interval as a periodic wave passes by. What is the frequency of the duck’s oscillations? (1) 0.10 Hz (3) 2.0 Hz (2) 0.50 Hz
answered
Jun 22, 2018
Physics
middle-school
4
votes
227k
views
1. Which of the following lines from the poem BEST supports the theme of lost virtues? A. "Those who always know better - fifty two" B. "Able to admire without envy - eighteen" C. "Taking only things from
answered
May 13, 2018
Arts
high-school
3
votes
127k
views
Mark practices his guitar 3/4 hours each day. How many hours does he practice in seven days? What operation do I need to do to solve this problem?
answered
Mar 12, 2018
Mathematics
middle-school
4
votes
65.2k
views
Seven thousand divided by five
answered
Jan 30, 2018
Mathematics
high-school
3
votes
40.1k
views
What is the difference between a atomic bomb and a nuclear reactor
answered
Jan 7, 2018
Chemistry
high-school
4
votes
26.7k
views
Which of the following definitions best characterizes the green movement?
answered
Dec 18, 2017
History
high-school
2
votes
85.5k
views
What are some benefits of genetically engineered crops
answered
Sep 17, 2017
Chemistry
middle-school
2
votes
39.3k
views
What must a candidate win a majority of to become the US president?
answered
Aug 18, 2017
History
high-school
5
votes
101k
views
Name one property that all metalloids have in common.
answered
Apr 26, 2017
Chemistry
middle-school
5
votes
227k
views
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