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agasfer [191]
3 years ago
15

Which expression are equivalent to -3-(7.5+4)

Mathematics
1 answer:
Hunter-Best [27]3 years ago
3 0
-14.5

Basically, -(7.5+4) is -11.5 and then combine -3 with -11.5 which yields -14.5
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4 0
3 years ago
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3 years ago
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Hello, 

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5 0
3 years ago
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M×10+m×13=138<br><br>sorry theres another loll I'm so bad at these
Dimas [21]
So first of all you would add the two together
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therefore m would equal six

to check it substitute m for 6 and you should get 138!
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