roark62137 roark62137

09-11-2021
Mathematics

contestada

Subtract.
(2y2 + 8y - 9) - (- 6y+ 6)

Respuesta :

jimrgrant1 jimrgrant1

09-11-2021

Answer:

2y² + 14y - 15

Step-by-step explanation:

(2y² + 8y - 9) - (- 6y + 6)

Remove first parenthesis and distribute second by - 1

= 2y² + 8y - 9 + 6y - 6 ← collect like terms

= 2y² + 14y - 15

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good job