payshencec21
payshencec21 payshencec21
  • 24-09-2018
  • Mathematics
contestada

please help asap 20 pts

please help asap 20 pts class=
Relax

Respuesta :

choixongdong
choixongdong choixongdong
  • 24-09-2018

-(-3a + 4b) + 5a - 5b

= 3a - 4b  + 5a - 5b

= 8a - 9b

Answer is b) 8a - 9b


Answer Link
diamondwolfto
diamondwolfto diamondwolfto
  • 24-09-2018
-3a + 5a is 2a
4b + 5b is 9b
2a - 9b
Answer: D
Answer Link

Otras preguntas

which is equal to 52 tens a 52,010 , b 5,210, c 5,200 d 520
which is equal to 52 tens a 52,010 , b 5,210, c 5,200 d 520
1st?- cynthia paid $0.20 per hobby magazine at a tag sale. She bought half of all the magazines that were for sale and paid $10. How many magazines were there i
Jessica was solving an equation. After she finished simplifying, her result was 0=2. This result confused her. Explain to Jessica what her result means. Explain
Is 0.602 equvalent to 0.62
Leo has a total of 45c. he has some dimes and pennies . How many  different combinations of dimes and pennies could Leo have?make a table to solve.
What is the difference between proper and common adjectives?
What do ancient India and ancient Egypt have in common?
Could a vector ever be shorter than one of its components? Equal in length to one of its components? Explain.
is 5/12 bigger than 3/7