Write the range of y of the relation when the domain x is {-1,0,2,3} y=10-2x ! i need help asap

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Sal is making bracelets for a fundraiser. he uses 6 inches of yarn per bracelet . how many bracelets can sal make with 5 feet of yarn