How do i solve * - 13 = 1

Last night, 4 friends went out too dinner at a restaurant. They split the bill evenly. Each friend paid $12.75 for his or her meal and each left the same amount for a tip, t. The total dinner bill including the tip was $61.

21.8% of what number equals 16,400

E^-3x * (1-3x) = 0 Find x

1 and one half plus 2 and 4 fiths equl

A marble is drawn from a jar containing red, blue, and white marbles. p (red) 0.40 and p (blue) 0.25. what is p (white)

Test the conditional statement and it's converse to determine whether the following biconditional is true. A number is divisible by 6 if and only if it is divisible by 3.

What is the result when 75 is decreased by 40%

A square pyramid has a base with a side length of 12 inches and a height of 8 inches What is the lateral surface area?

The diameter of a circle is 19 inches. Using the formula C ≈ 3d, what is the approximate circumference of the circle?

For this circle a 70 degree central angle cuts off am arc of 8in what is the circimfrance