May somebody please help me and actually not just type nonsense I’ll give Brainlest or whatever u want

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b