September 2018 1 68 Report
URGENTE!!
Cual es la correcta simplificación?
1 15z + 5x + 10y + 3(x+y) + 8z – 3z
a) 20z + 8x + 13y
b) 26 z + 5x + 10y + 3xy
c)20 z + 6x + 11y
d) 20z + 8x – 13y


2 (A+B) + 3C - 0.5A – 0.2B – 1.5 C
a)2.5 A + 2.2B + 1.5C
b) 1.5A + 1.5 B + 4.5C
c) 2AB + 1.5C – 0.5 A – 0.2B
d) 1.5 A + 1.8B + 1.5C

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