Solve for:− 5 − 6 ≤ 8 − 8 − (show your work)

Solve the inequality. write the inequality in interval notation. 9(t-2)> 3(t-7)

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?