Ax=15+bx
ax-bx=15
x(a-b)=15
x=15/(a-b)
Answer:
hope this helpw
Step-by-step explanation:
The answer will be x=2i,-2i
Answer:
8 + 
Step-by-step explanation:
I'm assuming you want an answer to the top section of the question.
We can start with 8.
8
When a problem asks for the sum, it's looking for addition, so we use the + sign.
8 +
The problem says "a number," so let's represent that with x. Basically, x just means a number we don't know.
8 + x
The "number" is divided by 4, so we'll just put x/4 as our second term.
8 + 