The second term in a geometric sequence is 50. the fourth term in the same sequence is 112.5 . what is the common ration in this sequence

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13