What is the value of the following expression?

-9/4➕-8/5-2 1/2

The width of andys porch is 5 feet. Its area is 40 square feet. How long is the porch

Find the equation of a plane that passes through (6,3,2) and is perpendicular to

A marketing company sent 259 emails on Monday, 431 emails on Tuesday, and some emails on Wednesday. If the company sent about 1,300 emails over the 3 days, about how many emails did the company send on Wednesday?

Use the quadratic formula to findntge roots of the equation 2X2-28X+98=0

The equation for a circle with center (h, k) is (x - h) 2 + (y - k) 2 = r2. If a circle is modeled by the equation (x - 4) 2 + (y + 6) 2 = 49, what is the center of the circle? A) (4, 6) B) (4, - 6) C) (-4, 6) D) (-4, - 6)

Complete the table. Original Price Percent of Discount Sale Price $ 15% $146.54

20 pts im checking my answer I think its one rational solution Describe the number and type of solution of the following equation. 6x2 - 7x - 5 = 0 No solutions. One rational solution. Two rational solutions. Two irrational solutions.

Which integer is equivalent to 9 3/2

Lucia is not yet 80 years old. each of her sons has as many sons as brothers. the combined number of lucias sons and grandsons equals her age, and her oldest grandson is 29.

Shelby made $200 from selling candy bars. Large, x, candy bars sell for $4 each and smaller, y, candy bars sell for $2 each. Write an equation to represent how many of each type of candy bar she sold to earn the $200.