Yesterday i had 84 photos on album a and 20 photos on album b. Today i put x photos on each album. Now, the number of photos in album a is 3 times the number of photos in album b. Find x

What signals you that factoring by grouping is the best method to use when factoring a problem?

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?