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Hi there!

mistake= step 2..

If you can see, the equation is the opposite so this means that to find the answer, your gonna have to add first.. instead of subtracting..

1.Add the terms:

2.Simplifly the terms:

3.Subtract the terms:

Therefore, the mistake was step 2...

step-by-step explanation:   divide the numerator by the denominator to get the decimal

it would still be 193

if divide by 100 then 1.93

i am not sure

y=sec x is the correct answer

~batmans wife dun dun