10x + 9 – 6x = -19 what does x equal in this equasion

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

Write a similarity statement for the similar triangles. afgh ~ a