Given h(x) = -2x- 4, solve for x when h(x) = 6.

ASAP pleas!

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ab=4 and bc=3, find ah, ch and bh.

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Write the function for the graph. (1.8) (0,4)