Ascientist counts 25 bacteria present in a culture and finds that the number of bacteria triples each hour. the function y=25*3^x models the number of bacteria after x hours estimate when there will be about 1170 bacteria in the culture

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?