Answer:
+10
Step-by-step explanation:
The law of integers states that a negative number divided by a negative integer would result in a positive integer, therefore;
-40 / -4 = 10
Hope this helps!
Answer:
24
Step-by-step explanation:
24 I think I don't remember
Hello
y=3x-12
2x-3(3x-12)=-13
==>2x-9x+36=-13
==>-7x=-49
==>x=7
y=3*7-12
==>y=9
First you had to rewrite the problem with eighteen as the three times six is equal to eighteen.

Then you factor it out by the common term of six.

Final answer: 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Step-by-step explanation:
angle ABC is a parallel to angle DEF