22-7y=8 solve for y, showing steps

Name the most appropriate metric unit for each measurement like the mass of cow

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?