Answer:
A !
Step-by-step explanation:
Substitute the value of the variable into the expression and simplify.
Hope this helps!
-Lei
Hello!
Explanation:
Distributive property: → 
First do expand.

Then you subtract by 4 from both sides of an equation.

Simplify by equation.

Next, subtract by 2x from both sides of an equation.

Simplify.

You can also divide by 2 from both sides of an equation.

Finally, simplify by equation and dividing into the groups.

Answer: → 
Hope this helps!
This is how you solve it and the at the bottom is the prime fractorization.
Answer:
Step-by-step explanation:
7) First shape has 3 sides; second figure has 4 sides and the third shape has 5 side. In this way, the nest shape should have 6 sides
Answer: B
8) C
Yes maybe idk id rather not