If you subtract 12 from my number and multiply the difference by - 5, the result is -90." What is Sara's number?
1 answer:
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Answer: The correct answer is: [B]:
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" " .
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Step-by-step explanation:
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Note: A number; "divided by a variable" ; is Not a "polynomial" .
Answer choice: [B]: " " ;
is a "number; divided by a "variable" ; and as such, is Not a "polynomial".
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Answer:
A
Step-by-step explanation:
sin57° = =
=
∠ P = 180° - (90 + 57)° ← sum of angles in triangle
∠ P = 180° - 147° = 33° , then
cos33° = =
=
Thus the 2 ratios used to solve for x are A