Question

simplifique as expressões algébricas A) x+x+x B)3y+y C) 2AB 2 C +5AB 2 C D) 40x 2 -25x 2 E)23,4xy 3 z -8,9xy 3 z + 2,5xy 3 z

Answer 1

a) 3x
b) 4y
c) 7ab + 4 c
d) 15x + 4
e) 17xy + 9z