Any know kind bored of being on this q*

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?