Mathematics, 25.06.2019 15:30 beverly9662
3. how many solutions does the system of equations have? 4x = -12y + 16 and x + 3y = 4 a.) one b.) two c.) infinitely many d.) none 4.) how many solutions does the system of equations have? y = 6x + 2 and y = 6x + 4 a.) one b.) two c.) infinite d.) none 5.) how many solutions does the system of equations have? x - 2y = 6 and 3x - 6y = 18 a.) one b.) two c.) infinitely many d.) none. 6.) how many solutions does the system of equations have? y - 7x = -14 and 7y - 49x = -2 a.) one b.) two c.) infinitely many d.) none i don't know how to do these, and explanation of how these are done would be nice.
Answers: 1
Mathematics, 21.06.2019 23:20
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
Mathematics, 22.06.2019 00:00
Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?
Answers: 2
3. how many solutions does the system of equations have? 4x = -12y + 16 and x + 3y = 4 a.) one b.)...
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