Help pls odd problems only

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

Atriangle has verticals at b(-3,0), c(2,-1), d(-1,2). which transformation would produce an image with verticals b”(-2,1), c”(3,2), d”(0,-1)?