Solve the system by substitution y=4 2x+3y=-20

An album sells for $12.00 through an online music service. If the album is 20% off, and sales tax is 5%, what is the total price of the album including tax?

Solve log28 + log232. A. 2 B. log240 C. 2 log210 D. 8

C) Over a period of 3 years, the company's sales of biscuits increased from 15.6 million packets to 20.8 million packets. The sales increased exponentially by the same percentage each year. Calculate the percentage increase each year.

Solve each equation. 8x2 - 24 = 3x2 - 9

Write a linear equation for (3,4) and (5,6).

John does 96 pushups and 4 days how many pushups does he do in one day

Two stores sell the same television for the same original price. Store A advertises that the television is on sale for 30% off the original price. Store B advertises that it is reducing the television's price by $250.

What operation would you use to write a fraction in simplest form

A roller coaster can take 162 passengers around the track in 9 mintues. The coaster operates at a constant rate. How many passengers can the roller coaster take around the track per mintue?

What is 64 written as a product of the same factor? 1. 4 x 4 x 4 x 4 x 4 x 4 2. 6 x 6 x 6 x 6 3. 6 x 4 4. 6 + 6 + 6 + 6 what one is correct?!