What is the solution set of 4x = y and 2x - y=0?
OA. {(0.5, -0.5), (2, -8)}
OB. {(0,0), (2,8)}
OC. {(1.5, 2), (8, 2)}
OD. {(-1.5, -2), (2, 8)}
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1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

One integer is 8 times another. if the product is 72, then find the integers

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.