Answer:
Its D
Step-by-step explanation:
Answer:
x^2+2x-15=0
Hope it helped u if yes mark me BRAINLIEST!
Tysm!
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Answer:
m=2
Step-by-step explanation:
42=8m+13m
or,42=21m
or,42/21=m
or,m=2
This is the required answer for m.
To check,
42=8×2+13×2
42=16+26
42=42
Correct
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