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Tom [10]
3 years ago
15

(c−4)+(3c+9) Helpppppppppppppp

Mathematics
1 answer:
kotykmax [81]3 years ago
4 0

Answer:

4c+5

Step-by-step explanation:

(c-4)+(3c+9)=c-4+3c+9=c+3c-4+9=4c-4+9=4c+5

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19. x = 65

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Step-by-step explanation:

19. 2x -10 = 120

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4 years ago
Solve the following system of equations using elimination (multiplication)
Alecsey [184]
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siniylev [52]

Step-by-step explanation:

if there are no typos, then the second and the fourth answers are correct.

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-2x = -2(x)

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