7x^2-63=0

how many solutions are there and how many

What is - 1 + (-5/12) as a mixed number

A net worth statement, financial goals, and a budget are all part of a?

Mr. Garcia ran 4miles in 44minutes. If he keeps running at this pace, how long will it take him to run 15miles

Hungary Hank uses 7 scrambled eggs to make 4 breakfast burritos. How many breakfast burritos does he make with 21 scrambled eggs?

An apple is cut into 6 equal slices nancy eats 2 of the slices what fraction of the app is left

The surface area of the given cube is 150 square feet. a) 5 cubic feet b) 25 cubic feet c) 125 cubic feet d) 625 cubic feet

If x=7+root 40, find the value of root x+1by the root of x

The last time andy went bowling he had a mean score of 158 per game. After 3 games Andy has a total score of 473 He thinks he needs to score over 160 in game 4 to get a mean score greater than 158. Is he correct? Show a check of working

8*{[ (7+4*2-[ (11-7) * 4]}

If the legs of a right triangle have lengths of 4 and 5 units what is the hypotenuse