QUESTION 1.1 Factorize the following expressions fully:
1.1.1 4x-
1.1.2 2p? - 2p - 12 21p+2) (-3)
1.1.3 y - xy + x-1
C-y + 1)(x-1)
1.1.4 6xy - 10xy + 15x - 25​

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.