Answer:
B) 2x+3=4
Step-by-step explanation:
6x+9=12
6x=12-9
6x=3
x=3/6
x=1/2
---------------
Because 2x+3=4, 2x=4-3, 2x=1, x=1/2.
I Think It Might Be Over Draft
Answer:
36
Step-by-step explanation:
Hello,
If 
it becomes
and 
So,
a = 1
b = 1
c = 17
d = 17
e = 0
Then a + b + c + d + e = 36
Thanks
Answer:
Usually there are the variables x y z but it doesn't matter what they are.
Step-by-step explanation:
First choose your first variable to solve. Find x by putting all the numbers and variables to one side.
once you found x substitute the answer for x in all the equations. Next find y and substitute your answer in all the equations again.
Once you have solved 2 variables then you are able to solve z.
If you have questions please feel free to ask in the comments below.
