Two streets from an intersection. C and D are supplementary angles. If the measure of C is 128 and the measure of D is two times the value of x, what is the value of x?

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

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?