Giselle works as a carpenter and as a blacksmith. she earns $20 per hour as a carpenter and $25 per hour as a blacksmith. last week, giselle worked both jobs for a total of 30 hours, and earned a total of $690. how long did giselle work as a carpenter last week, and how long did she work as a blacksmith?

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

Aline that intersects one of two parallel lines intersects the other also always sometimes never

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x