Factorizar( 2x + 5y = 7(3x - 2y = 1?
Factorizar ( 2x + 5y = 7 (3x - 2y = 1.
Factorizar ( 2x + 5y = 7 (3x - 2y = 1.
En resumen
Factorizar o resolver?
Factorizar o resolver?
2x + 5y = 7
3x - 2y = 1
Por método de igualación
2x + 5y = 7 (2)
3x - 2y = 1 (5)
4x + 10y = 14
15x - 10y = 5 - - - - - - - - - - - - - - - - - - - - - -
19x = 19
19x = 19
x = 19 / 19
X = 1
Remplazamos el valor de X = 1 en la primera ecuacion
2x + 5y = 7
2(1) + 5y = 7
2 + 5y = 7
5y = 7 - 2
5y = 5
y = 5 / 5
y = 1
La solucion es X = 1 and Y = 1.
Bueno 84 es haces el mcm y te queda asi 2×2×3×7 2 al cuadrado ×3×7.
a(a + 1) - b(a + 1) (a + 1)(a - b) a(x + 1) - b(x + 1) + c(x + 1) (x + 1)(a - b + c) x - 9 x + 8 - 9x + 8x = - x (x - 9)(x + 8) [ (a + 2) + (a - 3)] [(a + 2) - (a - 3)] [ a + 2 + a - 3 ] [ a + 2 - a + 3 ] [2a - 1] [ +…