If M = 5x^2 + 7x-4 and N=3x^2-4x+5 then M-N equals

In Pennsylvania, the state sales tax is 6%. A book costs $11.50 and a video game costs $65. Rounded to the nearest cent, how much more is the tax on the video game than the tax on the book? A.$4.59 B.$3.90 C.$3.21 D.$0.69

Shoes were 20% off the sale price was 19.60 what is the original price?

It costs $70 for 50 tickets. How much does each ticket cost?

4.2 Areas of triangles

Jerry paid $99.30 for 6 shirts. How much did Jerry pay for each shirt? A. $9.93 B. $15.35 C. $16.55 D. $595.80

Round 44.56 to the nearest tenth

A factory makes 2,200 bottles every 5.5 hours. The factory makes bottles for 8 hours each work day. Enter a whole number to represent the fewest number of work days the factory will need to make 28,000 bottles.

Round to ten thousands 25497 54088

Whats the volume of a cube shaped box with edges 6 centimeters in length

What is the greatest common factor of 4k, 18k4, and 12? 2 4 2k 4k