Question

Resolva as expressões numéricas: a) 2+3×4-8= b) 15-2×(3+8-5)= c) 12÷4[13-(3+2×3)] =

Answer 1

Olá!

a) 2+3×4-8 = 6 + (-4) = 2

b) 15-2×(3+8-5) = 13 - 6 = 7

C) 12÷4+[13-(3+2×3)] = 3 + [13 - 9] = 3 + 4 = 7

Bons estudos!