Last modified on 22 November 2011, at 13:52

Solutions To Mathematics Textbooks/Basic Mathematics/Chapter 2

Chapter 2Edit

Section 1Edit

11Edit

ax + by = u\,

cx + dy = v\,


acx + bcy = uc\,

acx + ady = va\,

(acx + bcy)-(acx + ady) = uc - va\,

bcy - ady = uc - va\,

y(bc - ad) = uc - va\,


y = \frac{uc-va}{bc-ad}