Question

#1. 13x3÷2+21÷3x5-9x5÷15
#2. 100-{65-[16x(12÷3)]}
#3. [(63÷7+11)-(7x4-8)]+19
#4. 15-3x4+6-8÷2+12-15÷3

Ayudaaaaaa, paso a paso pliiiiiis•́ ‿ ,•̀

Answer 1

Respuesta:

1.

13×3÷2+21÷3×5-9x5÷15

26÷2+7×5-45÷15

13+35-3

48-3

45

2.

100-{65-[16×(12÷3)

100-{65-[16×4]

100-{65-64}

100-1

99

3.

[(63÷7+11)-(7×4-8)+19

[(9+11)-(28-8)+19

[20-20]+19

19

4.

15-3×4+6-8÷2+12-15÷3

15-12+6-4+12-5

3+6-4+12-5

9-4+12+5

5+12+5

17+5

22