Did you mean this? <span>3^2x+1=3^x+5 => 3^(2x+1) = 3^(x+5)? If so, then 2x+1 is necessarily equal to x+5, so that 2x+1=x+5. Thus, x = 4 (answer).
Those parentheses are not optional; they must be part of your problem statement and solution.</span>
Answer:
It is already in simplest form.
Step-by-step explanation:
You cannot simplify 61/80, nor can you simplify 561/80 or 541/80.
Answer:
It is less than 5. I don't know how to help you with the rest.
Step-by-step explanation:
You would factor 8x - 4 as 4 ( 2x - 1)