1/2k - 15 + 3/2k - 5 how do i simplify this expression

68 out of 85 questions correct. What is the percentage correct?

Solve this quadratic equation using the quadratic formula. 2x^2 - 10x + 7 = 02x2 - 10x + 7 = 0

Solve for x 2/x+1/2=3/4

The cost of renting a car is $31 a day plus 20 cents per mile. How far can mark drive in one day if he only has $63

Round 9.24 to the nearest whole number.

The area of a parallelogram with a side of 5.6 in is equal to the area of a rectangle with sides 7 in and 8 in. Find the altitude to the given side in the parallelogram

A boy is flying two kites at the same time. He has 360 ft of line out to one kite and 410 ft to the other. He estimates the angle between the two lines to be 30 degrees. Approximate the distance between the kites.

Catherine has $54. She plans to spend more than $20 of the money for a painting canvas. The rest will go toward paints. Each tube of paint costs $8.50. Assume that x represents the number of tubes of paint Catherine can buy.

What is 2/9+1/3 = i need it for for my homework

Apply the distributive property to factor out the greatest common factor. 24j-16