Plug in 0 for x and you get 5. Which is your answer :)
20x + 15k is the answer we just have to remove the bracket and add the terms
hope it helps
<span>2^x+4 -12=20
</span><span>2^x+4 = 20+12
</span><span>2^x+4 = 32
</span><span>2^x+4 = 2^5
x+4 = 5
x = 1
answer is </span><span>B. x=1</span>
The answer is i beleve 75+15n
