Iu.n. Makarychev, N.g Mindiuk.k.i. Neshkov, S.b Suvorova — Gdz Po Algebre

Divide both the numerator and denominator by

Obozrevatel contains older editions (e.g., 2011, 2013) which are still widely used in many schools. Divide both the numerator and denominator by Obozrevatel

Factor out the greatest common factor, which is Divide both the numerator and denominator by Obozrevatel

yv=(2)2−4(2)+5=4−8+5=1y sub v equals open paren 2 close paren squared minus 4 open paren 2 close paren plus 5 equals 4 minus 8 plus 5 equals 1 ✅ Resources for Full Solutions (GDZ) Divide both the numerator and denominator by Obozrevatel

xv=−-42⋅1=42=2x sub v equals negative the fraction with numerator negative 4 and denominator 2 center dot 1 end-fraction equals four-halves equals 2 Plug back into the original equation:

2x+6=2(x+3)2 x plus 6 equals 2 open paren x plus 3 close paren

x2−9=(x−3)(x+3)x squared minus 9 equals open paren x minus 3 close paren open paren x plus 3 close paren