If y = 2x2 - 4x, what is the value of y when x equals 5.

Find the value : 10a^2b^0 for a=-3, b=-8

The scale on a map is 1 : 10000 a) Dalton is 18 cm from Evebury on the map. How many km is Dalton from Evebury in real life? b) Sudford is 23 km from Towerton in real life. How many cm will they be apart on the map?

What value (s) of k, where k is an interger, will allow each quadratic equation to be solved by factoring? x² + kx = 8

triangle ABC has coordinates A (2, - 5), B (1, - 3), and C (6, 1). If the triangle is rotated 90° counterclockwise about the origin, what are the coordinates of B'?

A large bottle of dragon mouth was is 5.00 before tax and 5.30 after tax. What is the percentage of tax

Ally sold 5 oven toasters and 3 rice cookers for $500. If a rice cooker cost $20 less than an over toaster, find the cost of a rice cooker.

Over which interval is the graph of f (x) = -x^2+3x+8 increasing

Does 0.15>0.105 yes or no

22x - y = - 23 (equation 1) 11x + 12y = 1 (equation 2) To find the value of x, you need to substitute in equation 2. The value of x is.

It took Miguel 7 mins 38 secs to run one mile. It took Jorja 9mins 13 secs to run one mile. How many more seconds did it take to run one mile than Miguel