Is this an expression or an equation? Three times a number plus five equals twenty

Suppose you're in a hallway lined with 100 closed lockers. You begin opening every locker. Then you close every second locker. Continue toggling every nth locker on pass number n.

A paint can has a diameter of 17 centimeters and a height of 24 centimeters. What is the surface area of the can? 1,494.64 cm2 2,775.76 cm2 4,377.16 cm2 1,734.85 cm2

Raj collected 17 leaves during the field trip. His goal is to collect 5 times as many leaves. How many more leaves does Raj need?

What is the line of symmetry for the parabola whose equation is y = x2 - 12x + 7?

The manager of a company recorded the number of hourse his employees worked during each two weeks. The following statistics were calculated. Week 1: the mean was 35 hourse with a standard deviation of 1.5 hours.

Y = - 2x + 8x - 5 quadratic equation

At a festival 2/7 of the number of girls was equal to 3/5 of the number of boys. There were 165 fewer boys than girls, how many children were at the festival in all?

What is the equation of 3/4 as the slope and - 3 as the Y intercept

The area of a rectangular table is 323 square feet. If the length of the table is 19 feet what is the width of the table.

What is 2 plus 2? I have to rite 20 characters to ask a question