17 + 7x-9=19-2x+ 4 solution/simlified

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Which functions shave a maximum and are transformed to the left and down of the parent function ,check all that apply f(x) = x2? p(x) =14 (x+7)2 + 1

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation