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5. 12r- 15x+y+ +15y1 =​

Sagot :

Answer:

[tex]12r - 15x + 16y[/tex]

Step-by-step explanation:

[tex]12r - 15x + y + 15 {y}^1 \\ 12r - 15x + (y + 15y) \\ 12r - 15x + 16y[/tex]