can some one answe these for me thanks
2007-08-10 09:10:41 · 6 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
ac - bc + ad - bd =
Group factor
(ac - bc) + (ad - bd) =
c(a - b) + d(a - b) =
(c + d)(a - b)
- - - - - - - - - - -s-
2007-08-10 09:39:41 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋
You can just simplify.
To solve 4 variables, you need 4 equations.
ac - bc + ad - bd =
a(c + d) - b(c + d) =
(a-b)(c+d)
2007-08-10 09:18:43 · answer #2 · answered by robertonereo 4 · 0⤊ 0⤋
ac-bc+ad-bd
=c(a-b)+d(a-b)
=(a-b)(c+d). ANS.
2007-08-10 09:17:07 · answer #3 · answered by Anonymous · 2⤊ 0⤋
=ac-bc+ad-bd
=c(a-b)+d(a-b)
=(a-b)(c+d) ans
2007-08-10 09:24:49 · answer #4 · answered by MAHAANIM07 4 · 0⤊ 0⤋
FOIL (first outer inner last)
(a - b)(c + d)
Or, factor in parts: c(a-b) + d(a-b) which becomes (c+d)(a-b)
2007-08-10 09:17:18 · answer #5 · answered by hayharbr 7 · 0⤊ 0⤋
(a-b) * (c+d)
2007-08-10 09:18:11 · answer #6 · answered by carayKaray 3 · 0⤊ 0⤋