L.A

Rewrite the equation so that y is a function of x: 1. 2/3y+4=2x 2. 1/2(y+5)+4x=3x 3. Use the result in Ex. 1 to find y when x= -1, 0, and 2. 4. Use the result in Ex. 2 to find y when x= -1, 0, and 2. Thank you very much for any help.

A store sells 28 ounces of peanut butter for $2.24. The store also sells 32 ounces of the same peanut butter for $2.40. Which is the better buy?

Rewrite the equation so that y is a function of x: 1. 1/2(y+5)+4x=3x 2. Use the result in Ex. 1 to find y when x= -1, 0, and 2 __________ Can you please check if this is right? 1. y=-2x+4.5 2. f(-1)=-2(-1)+4.5 =6.5 f(0)=-2(0)+4.5 =4.5 f(2)=-2(2)+4.5 =0.5...