7.8456 x 10^(-4)
this means you move the decimal place to the left 4 places to get the actual value
The answer is c c is the only right question
Hello from MrBillDoesMath!
Answer: x = 1
Discussion
:
Per the author, the equation to solve is 12 = 5x + 7
Isolate the "x" variable by subtracting 7 from both sides of the equation:
12 = 5x + 7
-7 = -7
---------------------
12-7 = 5x + 0
or
5 = 5x
Dividing both sides by 5 gives x - 1
Regards, MrB
I dont believe there is any figure we can see, take a larger picture please
