Question

a)3+12×6-4×5+12÷6
b){2+2[+(3×10-4×5÷2)-5×3]×3}
c)100÷5+2×10)÷(8×10-15×4
explicação urgenteee​

Answer 1

Resposta:

a)3+12×6-4×5+12÷6

3+72-20+2

75-22

53,,

b){2+2[+(3×10-4×5÷2)-5×3]×3}

{2+2[+(30-10)-5×3]×3}

{2+2[+20-15]×3}

{2+2-5×3}

{4-15}

-11,,

c)(100÷5+2×10)÷(8×10-15×4)

(20+20)÷(80-40)

40 ÷ 40

1,,

TMJ E BONS ESTUDOS

Answer 2

Resposta:

a) 57

b) 32

c) 2

Explicação passo-a-passo:

a) 3+12×6-4×5+12÷6

3+72-20+2

75-20+2

55+2

57

b) {2+2[+(3×10-4×5÷2)-5×3]×3}

{2+2[+(30-20÷2)-5×3]×3}

{2+2[+(30-10)-5×3]×3}

{2+2[+20-5×3]×3}

{2+2[+20-15]×3}

{2+2[+5]×3}

{2+10×3}

{2+30}

32

c)(100÷5+2×10)÷(8×10-15×4)

(20+20)÷(80-60)

40÷20

2