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]
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]