Simplify each expression by combining like terms.

x^2 + x (x - y) + 10xy

Two decimal numbers have a difference of 0.7 And and a sum of 1. What are the numbers?

Orlando is renting a tuxedo for the school formal. He has narrowed his choices down by deciding to wear either navy blue or black. Now he must decide on a coat with short or long tail and a solid or striped cummerbund.

Highlight the least common multiple (LCM) of 2 and 4.

The chef has 80 pounds of strip loin. The trim loss on the strip loin is 55% and the cooking loss is 60% of the trimmed weight. How many pounds of trimmed, cooked strip loin will the chef have left to serve to his customers?

Kentaro can type 48 words per minute at this rate how much letters would he type in half an hour

What is the solution to this problem? 12x+15=

Eli Whitney invented the the cotten gin

Find the product of (a-5) (3a+2)

a jet takes 5 and 3/4 hours to fly 2475 miles from New York City to Los Angeles about how many hours will it flying at the same average rate take to fly 5452 miles from Los Angeles to Tokyo!

Nine weeks from now Susan hopes to buy a bicycle that costs $180. How much money must she save per week?