1.Jenny and Nola are comaring their phones. The height of Jenny's phone is 4.25 inches, and the height of Nola's phone is 4.75 i
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For this case we have to:
x: Represents the unknown number
y: Represents the exponent of base 10
So, considering a system of equations we have:
From the first equation we have:
Substituting in the second equation:
We choose the positive value:
So, the number is 0.4.
So:
Thus, the exponent is 5.
Answer:
Yara use 0.4 and