(-3)(5)(-5)(-4) thank you

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3