I say step 4 is incorrect.
Answer:
x=11
Step-by-step explanation:
complimentary means the two angles add to 90. Since we already know one angle equals 68, subtract 68 from 90= 22. 2x=22. divide 22 by 2 to isolate the variable. Boom, the answer is x=11
Answer:
She will thin she has 96 extra dollars.
Step-by-step explanation:
Since she recorded it as a credit she thinks that she added that to her account, and let´s say that in her account she had $100, now she has to pay $48, so in reality she has $100-$48=52, so she actually has $52 in her account, but in her checkbook she has that she had $100 and added$48, so she will have: $100+$48=$148, that a $96 deficit from her actual account to her checkbook.
Given:
The logarithmic expression is:

To find:
The equivalent expression of given expression by using change-of-base formula.
Solution:
The change-of-base formula is:

The given expression is:

Using the change-of-base formula, we get

Where, is a constant and c>0.
Let
, then

Therefore, the correct option is a.
Answer:
x = 5
Step-by-step explanation:
2x + 8 = 18
2x = 10
x= 5