Which of the following expressions is equivalent to 4,325,000,000

For this case we must find an expression equivalent to:

To express in scientific notation we must take into account that the power will be positive, that is, the decimal is run to the right.

We test each option.

Option A:

If we run the decimal 9 spaces to the left we have:

Option B:

We discard it because the exponent is negative.

Option C:

We run the decimal 6 spaces to the right

Option D:

We run the decimal 9 spaces to the right

Option D

2y+y=5

add 2y and y

6.25 grams

step-by-step explanation: