Question

-5+12-=
-17-6-=
(-3)x(-9)-
(-72):8-=​

Answer 1

-5+12 = 7
-17-6 = -23
(-3)x(-9) = 27
(-72):8 = -9

Answer 2

Răspuns:

$\color{blue}~~\Large \bf a)~~ \boxed{\bf 7}$

$\color{orange}~~\Large \bf b)~~ \boxed{\bf -23}$

$\color{green}~~\Large \bf c)~~ \boxed{\bf 27}$

$\color{red}~~\Large \bf d)~~ \boxed{\bf -9}$

Explicație pas cu pas:

$\large \bf a)~~ -5 +12 = \boxed{\bf 7}$

$\large \bf b)~~ -17 -6 = \boxed{\bf -23}$

$\large \bf c)~~( -3)\cdot( -9) =3\cdot 9 = \boxed{\bf 27}$

$\large \bf d)~~( -72):8= -72:8 = \boxed{\bf -9}$

==pav38==