Is it true 90 is 10 times a much as 0.9

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.