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Please answer quickly. 1. Solve by the linear combination method. 3x – 5y = 7 2x + 3y = 30 (3, –7) (9, 4) (3, 7) (–3, –7) 2. Solve by the linear combination method. 2x + 3y = –17 5x + 2y = –4 (3, –1) (–2,
answered
May 4, 2019
Mathematics
middle-school
2
votes
108k
views
200_____ times as much as 2
answered
Apr 13, 2019
Mathematics
middle-school
4
votes
191k
views
What are the repeated words in I have a dream for Martin Luther
answered
Jan 24, 2019
English
middle-school
6
votes
188k
views
How does density affect the behavior of an object in a liquid or a gas?
answered
Oct 14, 2018
Physics
middle-school
6
votes
103k
views
What is the best interpretation of Hamlet's reply, “Heaven make thee free of it!” in the last scene of the play?
answered
Sep 9, 2018
English
college
4
votes
212k
views
How might the combined change in wages and prices affect a working family?
answered
Feb 25, 2018
Social Studies
high-school
5
votes
155k
views
4. How does light travel?
answered
Feb 14, 2018
Physics
high-school
7
votes
52.3k
views
Which statement best describes the term biodiversity? The total number of different species is an area. The total size of a population of a single species. The number of trophic levels in a food web.
answered
Nov 14, 2017
Biology
high-school
4
votes
17.8k
views
Why do microbiologists often disinfect work areas before working with bacterial cultures?
answered
Aug 1, 2017
Biology
high-school
0
votes
194k
views
Which two factors have combined to create the Hawaii island chain? A. seafloor spreading and uplift B. plate motion and hot spot volcanism C. abyssal tectonics and plate separation D. hydrothermal venting
answered
May 3, 2017
Geography
high-school
7
votes
47.0k
views
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