Is the set closed or not closed under operation? Negative Integers under multiplication

What is the answer to this inequality? - 1>-2 (x-4) - 5 (4x-7)

If a student is chosen at random, find the probability of getting someone who is a man or a woman. Round your answer to three decimal places. 0.195 0.923 1 0.805

Count the total number of atoms in this formula: CH 4

Jenna bought two more pairs of jeans. If both of them are blue, what percentage of her jeans is blue now? If both of them are not blue, what percentage of her jeans is blue now?

3x+13y=-111 6x+15y=-123 solve the following system of equations using any method

3/4 : 2/5 A. 17/8 B. 13/4 C. 14/5 D. 3/10

Pattern Recognition: Which one of the numbers does not belong in the following series: 1 - 2 - 5 - 10 - 13 - 26 - 29 - 48?

What is the square root of 108what is the square root of 144

Factor 2x2 + 7x + 3. (2x + 2) (x + 1) (2x + 3) (x + 1) (2x + 1) (x + 3)

Which expression makes the equation true for all values of x 16x - 16 = (?)