khylintooreal khylintooreal
  • 30-09-2020
  • Mathematics
contestada

what is equivalent to (10+7r-r^2)+(-6r^2-18+5r)

Respuesta :

Curtiszarriah0
Curtiszarriah0 Curtiszarriah0
  • 30-09-2020

Answer:

-7r^2+12r-8

Step-by-step explanation:

Answer Link
jimrgrant1 jimrgrant1
  • 30-09-2020

Answer:

- 7r² + 12r - 8

Step-by-step explanation:

Given

(10 + 7r - r² ) + (- 6r² - 18 + 5r) ← remove parenthesis

= 10 + 7r - r² - 6r² - 18 + 5r ← collect like terms

= - 7r² + 12r - 8

Answer Link

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