Math, asked by 25lesriv, 4 months ago

what is -4+-5 answer please

Answers

Answered by Anonymous

20

Answer:

-9

Step-by-step explanation:

Answer:
A basic premise of quality control is that the reported laboratory values should correspond to the correct or expected values. To examine this in more analytical terms, let us use speci- mens for which the true (expected) value of an analyte is known.

Answered by muhammadiqbalshahid

0

Answer:

-9is answer ..........

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