Question

Do as durected
a) Simplify the following
1)-3×(-10+9)
b)-45÷(-20÷5​

Answer 1

Answer:

-3×(-10+9)

-3×-1

3

-45÷(-20÷5)

-45÷-4

11.25

Answer 2

Answer:

The answers are 3 and 11.25

Step-by-step explanation:

1)-3(-10 +9)

= -3(-1)

= 3

b) - 45/(-20/5)

= - 45/(-4)

= 11.25