Monday, February 1, 2010
Halle Berry In Catwoman Haircut
Wednesday February 3, 2010
PRACTICE 3: solving equations of 1st and 2nd grade wiris b) -2 (1 - 3x) + 5 = 4 (x + 2)
c) 5 (2 + 3x) - (4 - x) = 4 (1 + x) + 2 
d) (x + 1) · (x - 3) + 3 = 0 e) 4x - (x
2 - 4) = 2x - 4
PROBLEM: Carmen is 42 years and son 10. How many years must pass before the age of Carmen is three times that of the child?
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how to solve equations
WIRIS
LINKS ON EQUATIONS
: http://www.emathematics.net/es/ecuacion.php?a=3 http://www. araguez.net / matt / indicemate.htm
http://www.vadenumeros.es/tercero/ecuaciones-de-primer-grado.htm
http://es.wikipedia.org/wiki/Ecuaci% C3% B3n www.oup.com/word/es/0330204003.doc http://www.acienciasgalilei.com/mat/problemas/ejerc1mat-ecuaciones-1.htm