Which two charges have a sum of 0?

A) + 7 charge and + 7 charge

B) - 7 charge and - 7 charge

C) + 7 charge and - 7 charge

D) + 7 charge and 0 charge

Is one sixth more than or less than

Find the solution set: (x-3) (x+3) = 8x

Type A is 10 feet tall and grows at a rate of 21 inches per year. Type B is 7 feet tall and grows at a rate of 25 inches per year. Algebraically determine exactly how many years it will take for these trees to be the same height.

Find the equivalent exponential expression. [ (-8) 4]5 Click on the correct answer. (-8) - 1 -8 (-8) 9 (-8) 20

A small business's profits in 2011 were $120,000. If there was a 25% increase in 2012, what were the profits in 2012.

The regular price was $1580, but he got a 15% discount. how much did he pay?

Which of these is the standard form of the following function? f (x) = 7 (x-1) ^2+3 a. f (x) = - 7x^2 - 14x - 10 b. f (x) = - 7x^2 - 14x + 10 c. f (x) = 7x^2 - 14x - 10 d. f (x) = 7x^2 - 14x + 10

Alan is converting large and small numbers from standard notation to scientific notation. Group the numbers according to their powers of 10.

The owner of a 5000 -gal oil truck loads the truck with gasoline and kerosene. The profit on each gallon of gasoline is 16 ¢ and on each gallon of kerosene it is 15 ¢. How many gallons of each fuel did the owner load if the profit was $780 ?

Suppose you have 192 marbles in groups of 15 marbles each. Find the number of groups of marbles. Write the quotient with the remainder written as a fraction. Explain what the fraction part of you answer means