How do i evaluate the expression below?

Find the sum and express it in simplest form. (-t^2 - 6t - 3) + (-4t^2 + 2t - 4)

Kareem spent $8 less than Marco at the mall. Kareem spent more than $15. How much did Marco spend?

The volume of the pyramid shown is 70 m3. A rectangular pyramid with a base of 7 meters by 6 meters and a height of h. What is the height of the pyramid? StartFraction 5 over 9 EndFraction meters Five-thirds meters 5 m 980 m

Eight more than the sum of ten and five

An increase in which of the following will decrease the monthly payment? A. Interest rate B. Number of months financed C. Principal D. None of the above

Find the sum of the interior angles and the number of diagonals of a regular polygon whose central angle is 6

X - y = 4 2x + y = 5 Elimination method

A number is between 1 and 5 what is the least integer value of its opposite

Y=3x-4 Y-1/2x+3 Find coordinates and explain

a company has has 95000 shares of stock to sell a stockbroker decides to buy 150 shirts of the stock for each of the 250 clients how many shares will the company have left to sell after the stock broker makes her purchase