8/9k + 9/5 = - 4 - 9/7k

46/23 in simplest form

Samuel is at the top of the tower and will ride down a zip line to a lower tower. The total vertical drop of the zip line is 40ft. The zip line's angle of elevation from the lower tower is 11.5°.

What plus what equals 9,906

Find the second term in the sequence b (1) = 16 b (n) = b (n-1) + 1

Simplify the expression fraction sqrt-4 over (3+i) - (2+3i)

How do you know that the answer to a decimal subtraction problem is reasonable

In a college parking lot, the number of ordinary cars is larger than the number of sport utility vehicles by 59.3%. The difference between the number of cars and the number of SUVs is 16. Find the number of SUVs in the lot.

F = 1/2 (r + 6.5) Show Work!

A guitar is on sale for 20% off the original price. Let p represent the original price. What expression can be used to calculate the sale price?

Two sides of a triangle measure 9 cm and 23 cm. Which could be the measure of the third side of the triangle?