4(x+3)+5(x+2)
a(a-x)+3a(x+2a)-a(x-3a)
5(x+2)-(x+1)(x+4)-6x
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a^2-ax+3ax+6a^2-ax+3a^2=10a^2+ax
5x+10-x^2-4x-x-4=-x^2+6
(entiendase que cualqier número expresado así x^2 esta elevado al cuadrado)