sarahperry313071
sarahperry313071
01-02-2021
Mathematics
contestada
1. (5x + 7) + (x + 2)
Respuesta :
jm13206
jm13206
01-02-2021
Answer:
its 6x+9
Step-by-step explanation:
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Solve the system by substitution  y=-382 y = 6x + 3 
