Which expression is equivalent to (y - 3) -(-3y + 4)?

Can you guys plz answer this question in order and quickly plz i will give 30 points

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

Mrs.sling bought a pound of green beans for $1.80. how much will mrs.tennison pay for 3 1/2 pounds of green beans?