Afarm has 75 acres of wheat .the farmer can harvest the wheat from 12 acres per day. in how many days will all of the fields be harvested

#12 find the value of x. #13 find the value of the variable.

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution