What is the answer to these three questions

Find the difference 7/x^2-3x - 1/x^2-9

How to figure out class boundaries

71.12 rounded to the nearest 100

Translation rule (x+4) (y, 1) with triangle

A survey of 600 randomly selected employees in Company X found that 150 of them completed web analytics training. If there were 980 employees in the company, what is the approximate number of employees who completed web analytics training?

Boxes of cereal usually cost $4 but they are on sale for $1 off a gallon of milk costs $3 the expression 4b - 1b + 3 can be used to find the cost in dollars of buying b boxes of cereal and a gallon of milk write the expression in simpler form

I need to find the answer to this equation. 4+1-3x + 10 = x

Round all answer to the nearest tenth. 1. Vince wants to make a square patio in his yard. He has enough concrete to pave an area of 130 square feet. How long can a side of his patio be?

Tracy Ate 10 Donuts that Week. Her Brother Ate 5. If Tracy Has Eaten 50 donuts how much donuts would her brother have ate?

Factor completely 25x2 - 144 (5x - 12) (5x - 12) (5x - 12) (5x + 12) (12x - 5) (12x - 5) (12x - 5) (12x + 5)