nicholasaustin07 nicholasaustin07
  • 04-06-2020
  • Mathematics
contestada

Which expression is equivalent to 8a+3b+4a-9b??
Please help!

Respuesta :

jimrgrant1 jimrgrant1
  • 04-06-2020

Answer:

12a - 6b

Step-by-step explanation:

Given

8a + 3b + 4a - 9b ← collect like terms

= (8a + 4b) + (3b - 9b)

= 12a + (- 6b)

= 12a - 6b

Answer Link

Otras preguntas

Which of the following is called the master gland? a. Pancreas b. Thyroid c. Pituitary d. Adrenal
If a cart of 4kg mass has a force of 8 newtons exerted on it what is it's acceleration
Why did Europeans see Africans as a better source of labor than Native Americans?
What is the product? (5r − 4)(r2 − 6r + 4) A. 5r3 − 34r2 + 44r − 16 B. 5r3 − 4r2 + 14r − 16 C. 5r3 − 6r − 16 D. 5r3 + 10r − 16
what element is needed for cellular respiration?
What does GCF stand for?
What occurred while the surface rocks of the Moon were impacted, creating a fine dust? A. Lava flows formed maria. B. Earth and a planetesimal collided. C.
Which is not a reason why the Cold War started? A. The U.S. initiated a policy of attacking communism in the Soviet Union. B. Americans feared the growing
• When creating value for a customer, why is product differentiation so important? •
It is much more difficult to diagnose a ______ disorder than a ____ one