Question

resolva as expressoes:

-18+ (+2)

-8: (+4)

20+(-30)

-2.(+4)

(-9)-(+5)​

Answer 1

$- 18 + ( + 2) = > - 18 + 2 = - 16 \\ - 8 \div ( + 4) = > - 8 \div 4 = - 2 \\ 20 + ( - 30) = > 20 - 30 = - 10$

$- 2 \times ( + 4) = - 8 \\ ( - 9) - ( + 5) = > ( - 9) - 5 = - 14$

Espero ter ajudado

Answer 2

Resposta:

-18 + (+2)

-18 + 2

-16

-8 : (+4)

-8 : 4

-2

20 + (-30)

20 - 30

-10

-2 × (+4)

-2 × 4

-8

(-9) - (+5)

-9 - 5

-14

Espero Ter Ajudado !!