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AveGali [126]
3 years ago
7

(25a + 9d) - (10a - 5d)​

Mathematics
2 answers:
Anton [14]3 years ago
4 0

Answer:

15a+14d

Step-by-step explanation:

I just combined like terms

stealth61 [152]3 years ago
4 0

aaaaaaaaaaaaaaaaaaaaaaaaaaaa

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2.14x - 42.9 for x = 22.4 ?<br> A. -18.36<br> B. 5.026<br> C. 47.939<br> D. 90.839
Fynjy0 [20]

Answer:

Step-by-step explanation:

Your answer would be B., because you would multiply

2.14 x  22.4   =

47.939  

then you will subtract that by 42.9

47.939 - 42.9 =  

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Step-by-step explanation:

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