Question

Barbara sells iced tea for $ 1.49 per bottle

And water for $1.25 per bottle
She wrote an equation ahe needs to find the number of drinks she needs to sell to earn $100
1.25x+1.49=100

Answer 1

100-1.49=98.51
1.25x=98.51

X= 78.808
Barbara needs to sell 79 drinks to make 100 dollars