Sophia babysat for 3 7/12 hours on friday. she babysat for 2 5/6 hours on saturday.

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

What is the value of x in the following equation? -3x-2=2x+8

I’m really confused and need your assist me with this question i’ve never been taught