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what is 7,958,400,000 in scientific notation? ?

The answer to your question is:  7.9584 x 10⁹

Step-by-step explanation:

Data

Convert  7,958,400,000 in scientific notation.

Just move the decimal point 9 places to the left.

and express the number as a power of 9.

                      7,958,400,000 = 7.9584 x 10⁹

you need a common difference between consecutive terms to be constant, like 1,2,3,4 or 2,4,6,8, or 1,3,6,9

5=812a+9+3

step 1: simplify both sides of the equation.

5=812a+9+3

5=(812a)+(9+3)(combine like terms)

5=812a+12

5=812a+12

step 2: flip the equation.

812a+12=5

step 3: subtract 12 from both sides.

812a+12−12=5−12

812a=−7

step 4: divide both sides by 812.

812a /812 = -7/812

a= -1/116

so the answer is

a=   -1/116