Represent each problem using a horizontal or vertical number line. then solve. 34 ‒ 17 14 + 25 8.2 – 9.3 12.5 + 4 4/7 + 3/14 7/10 - 5/8

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Which of the following expressions is equal to 2x^2+8

Paul can type 60 words per minute and jennifer can type 80 words per minutes. how does paul's typing speed compare to jennifer's