100 points The following system has no solution.

2 −1 −4 7
−1 2 1 −1

Please select the best answer from the choices provided

Use the distributive law to multiply. 3(4x + 5y + 6)

John read the first 114 pages of a novel, which was 3 pages less than 1/3 of the novel. write an equation to determine the total number of pages (p)(p) in the novel.

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?