jmclynch0711
jmclynch0711 jmclynch0711
  • 03-12-2020
  • Mathematics
contestada

help neededdd.......

help neededdd class=

Respuesta :

fishwithpaypal
fishwithpaypal fishwithpaypal
  • 03-12-2020

Answer:

1. -5a

Step-by-step explanation:

The definition of combining like terms is adding their coefficients, for example: 2x + 3x = (2+3)x = 5x.

So for this one, -21a+16a = (-21+16)a = -5a.

Answer Link

Otras preguntas

What fractions are equivalent to 11/22
When do we use la le and les in french
what major city is the farthest south in south america
Are 55:100 and 66:120 equal
find the value of 64^1/3
A tariff is a form of taxation on foreign products, while a quota is a ______ on imports from foreign countries.
markup is the best defined as
A piece of paper will provide protection from a. alpha radiation. b. beta radiation. c. gamma radiation. d. gamma rays.
The Mamluks, a Muslim army from Egypt, were able to put an end to the conquerings of what group? Chinese Armenians Persians Mongols
These items are involved in sexual reproduction. Which one of these may also be involved in asexual reproduction? A. Eggs B. Spores C. Sperm D. Seeds