Answer:
-12x+18x²
Step-by-step explanation:
Given: 
Distributive property of multiplication under which a number is multiplied by the sum of two number, the first number can be distributed to both of those number.
∴ 
solving it by using distributive property
= 
= 
Opening parenthesis
= 
Hence, -12x+18
is the result after using distributive property.
This is after graphing the equation.

number 3 is your answer x<-y+4/2-4
60.50 is not the correct answer. The correct answer is $30.50. To get the correct answer multiply 2X13, which is 26. Then add 4.50 cents to the 26, which gets you 30.50.