The process of using trigonometry to convert multiplication problems to addition and subtraction problems was later replaced by what other, more modern mathematical operation? Logarithms
Order of Operations
Division
Exponents

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

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2