Write the equation in slope intercept form of a line that passes through the point (0,1) that is parallel to 4x-2y =13.

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 are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?