Seudónimo Seudónimo
  • 09-08-2016
  • Mathematics
contestada

need help with this 3(m + n) - 5 (2m-n)

Respuesta :

garydesir1
garydesir1 garydesir1
  • 09-08-2016

HI Cindy


3(m + n) - 5(2m-n)

3m + 3n - 10m + 5n

3m - 10m +5n -3n

7m - 2n


I hope that's help:)


Answer Link
dalendrk
dalendrk dalendrk
  • 09-08-2016
3(m + n) - 5(2m - n)    |use distributive property a(b +/- c) = ab +/- ac

= 3m + 3n - 10m + 5n

= (3m - 10m) + (3n + 5n)

= -7m + 8n

= 8n - 7m
Answer Link

Otras preguntas

WILL CHOOSE BRAINLIEST!
Our early atmosphere was anoxic- without free oxygen; how did this change? A primitive organisms carrying out chemosynthesis B primitive organisms carrying out
SOMEONE HELP PLEASE! I HATE ANGLES ​
How does the Constitution support separation of Church and State?
What was the long-term economic outcome of the American Civil War? African Americans in the South were given more social and political privileges in the late 18
In the text, the authors discuss how the justice system has focused on punishing offenders. Do you think it's fair for teenagers and children to be punished for
You know these facts about a company’s prior calendar year: Beginning inventory: 100 units at $10 each. Ending inventory: 50 units at $9 each. Inventory purchas
please help me due today and giving 23 points
i need help please i am giving 100 points and brainliest
Can someone do this fill in the blanks