When rounded to nearest quarter, an appropriate tip $6.00 shoe shine is $1.00. True or False?​

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

3x + 4y = 5 x- 3y = -7 solve by substitution

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?