3 years ago

HELP ;-; plz khan academy

Mathematics

2 answers:

dimulka [17.4K]3 years ago

6 0

Answer:

-15r^2 + 2r +8

Step-by-step explanation:

Simply add the values together and you have a simplified equation. Now you can plug in any value for "r."

musickatia [10]3 years ago

5 0

Answer:

- 15r² + 2r + 8

Step-by-step explanation:

M + T

= - 8r² + 11r - 6 - 7r² - 9r + 14 ← collect like terms

= (- 8r² - 7r²) + (11r - 9r) + (- 6 + 14)

= - 15r² + 2r + 8

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