Evaluate each expression 9y2 - 7 for y = 3

Kalen had a piece of cloth 1.5 yards long. then he cut 0.45 yards from it. how much is left of the original piece of cloth?

What is - 18=-3x+6 equal?

The sum of two rational numbers of 63, and their difference is 12? What are the numbers?

The ratio òf the measurements of the three sides of a triangle is 3:7:5, and its perimeter is 156.8 meters. Find the measure of each side

Samantha has $45 to spend on a new dress

Question 6 (multiple choice) Janine and Wesley sell office chairs. Janine earns a base salary of $2800 a month, plus $100 for each chair she sells. Wesley earns a base salary of $2400 a month, plus $125 for each chair he sells.

How do you figure out whether a fraction will be a terminating decimal or a repeating decimal?

Why is the constant of proportionality a useful concept?

10 to the 37th power

A footbridge is 5 feet wide and is built with wood planks that are 6 inches wide. How many planks wide is the path?