15 x 6t = 81

what is t?

What is the name of this ratio that japanese architects and artists have liked using?

Let f (x) = 27x5 - 33x4 - 21x3 and g (x) = 3x2. Find f of x over g of x

Absolute value of - 8.2

What is y+7 = - 1/2 (x-6)

What is the first step solving 6 (3x7) = 2

An airplane leaves the airport at 2 pm and travels 650 mph to its destination. A second plane leaves at 6 pm and travels 800 mph. How long before the second plane reaches the same distance as the first plane?

The combustion of 0.25 mol of an unknown organic compound results in the release of 320 kJ of energy. Which of the compounds in the table could be the unknown compound?

Expand the number 425 into its corresponding exponential form.

What are the coordinates of the centroid of a triangle with vertices P (-4, - 1), Q (2, 2), and R (2, - 3) ? Enter your answers in the boxes. (,)

Is 700% of 5 less than 10, greater than 10 less than 100, or greater than 100