Question

Simplifique as expressões algébricas a) 7.(×+4)- 16 b)15b+3-9b c)9q+5-8+7a d)5.(4b-3)-37b

Answer 1

a) 7.(x+4) -16 = 7x+28-16 = 7x+12 chuveirinho

b) 15b + 3 -9b = 3 + 6b

c) 5.(4b-3) -37= 20b - 15 - 37 = 20b - 52