Liam biked for 3 hours at a speed of 8 mph and then walked the remaining part of his way at a speed of 3 mph. If the total distance he covered was 30 miles, how much time did he walk?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?