What is the value of x in the equation 5 x - y 5x - y = 30, when y = 15?​

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?

43lbs of tomatos cost $387. how much would 41lbs cost

Fiona has to plot a histogram of the given data