Question

Determine o valor de cada uma das expresso~es algébricas para M=2
(a) 3m+1
_______
7

(b) m+3m+2

(c) -5m+6

(d) m+2m+ m/2 +1

Answer 1

a) (3m+1)/7 = (3.2+1)/7 = (6+1)/7 = 7/7 = 1
b) m+3m+2 = 2 + 3.2 + 2 = 2 + 6 + 2 = 4 + 6 = 10
c) -5m + 6 = -5.2 + 6 = -10 + 6 = -4