Pplsss help 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.

W-16=-12 solve each one step equation plz

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?