Simplify 3^-9 over 3^-12

Elaine has m dollars in her checking account. on December 8, she deposited 1,200, r dollars, and $568.90. She also cashed a check for t dollars and one for $73.70.

What is the answer to the equation r+5/6=-3 1/6

The diameter of a circle is 8 inches. What is the circle's circumference? d=8 in

Square root of 80 to the power of 2

Nia solved the equation - 1.98 = 5.2v + 13.1. Her answer was v = - 2.9. She is fairly confident about her answer, but wants to do a quick check of her solution using estimation to make sure her answer is reasonable.

How is has's mother being impacted by the war

Enter the value of p so that the expression 3 (4+n) is equivalent to 3 (n+p)

Is 12 over 15 in lowest terms 3 over 3? Ii'm having a brain fart

200 is 398 times j make an equation

stan cut two pieces of crown molding for his family room that were 8 feet 7 inches and 12 feet 11 inches. what was the total length of the molding?