holly66666
holly66666
04-10-2020
Mathematics
contestada
find the sum of
a)-b-4a,7b-6b
b)6d-4c,7c+6d
Respuesta :
johnso78390
johnso78390
05-10-2020
Answer: −3a−b;b
−4c+6d;7c+6d
Step-by-step explanation:
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