There are two numbers. one number is twice the other number. the difference of the smaller number and half the larger number is 20.

an equation created to find the smaller number will have (one, no, or infinite solutions)

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Find the equation using the point (4,8)