21.5 x 10 = 215
Move the decimal point over to the right the number of zeros there are in the second number
Answer:
y = 2x + 18
Step-by-step explanation:
Answer:
Therefore,
The Equivalent expression is option A,

Step-by-step explanation:
Given:
Expressions is

To Find:
Equivalent expression ?
Solution:
We have Law of indices

For option A
(1.08^t)^4

Hence option A is the Equivalent expression.
For option B
1.08^8t/1.08^2t

Which is not the Equivalent expression.
For option C
1.08^4*1.08^t

Which is not the Equivalent expression.
For option D
1.08^6t/1.08^2t

Which is not the Equivalent expression.
Therefore,
The Equivalent expression is option A,

Answer:
Step-by-step explanation:
Ellie:; 105/3 = 35 wpm
Vivian: 120/4 = 30 wpm