Which equation best fits the graphed data y=-3x^2+0.6x-1 y=3x-1 y=-1/2x^2+0.6x-1 y=-3/5x-4

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.

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Which expression is not a polynomial?