araikaaslam28
araikaaslam28
18-02-2021
Mathematics
contestada
a)7d + 5c–9d + 4c+ 3
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Аноним
Аноним
18-02-2021
-2d+9c+3
you need to add the like terms, so:
7d-9d=-2d
5c+4c=9c
3=3
Answer Link
wlliam
wlliam
18-02-2021
The answer is 9c-2d+3
Answer Link
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