Answer:C
Step-by-step explanation:
Answer: h=6
Step-by-step explanation: all you have to do is divide 54 by 9 and you get your answer. But make sure you put h first
<h3>The given expression as single exponent is:</h3>

<em><u>Solution:</u></em>
<em><u>Given expression is:</u></em>

In exponents,
When the base is same, exponents can be added
Which means,

Therefore,

Thus the given expression as single exponent is:

11)
3x = 180
x = 60
12)
6x + 18 = 180
6x = 162
x = 27
Answer:
5.507*10^-7%
Step-by-step explanation:
(2.5 * 10^5)/(4.54 * 10^9)*1/100 %= 5.507*10^-7%