EarlCiel
EarlCiel EarlCiel
  • 02-11-2018
  • Mathematics
contestada

Which expression is equivalent to (3 b + 2 r) + (4 b + r)?
A.) 7 b + 2 r
B.) 7 b + 3 r
C.) 12 b + 2 r
D.) 12 b + 3 r

Respuesta :

lucyderarepotato
lucyderarepotato lucyderarepotato
  • 02-11-2018
B) 7b+3r
3b+4b=7b 2r+r=3r
7b+3r
Answer Link

Otras preguntas

How old is Albert Einstein
Which of the following would be the best step to make first when simplifying the expression
What is formed when reverse transcriptase is used on a strand of mRNA? A. An amino acid B. A protein C. A strand of tRNA D. A strand of DNA
In areas where crops were most abundant, slave labor was cheaper, and thus because slaves were easily replaced, they were often treated very poorly.
What would be an appropriate way to display the jobs of different kinds of engineers
Which type of triangle will always have a perpendicular bisector that is also an angle bisector?
from 10 to 90.draw and write to show the number that are 10 less and 10 more than your number
Solve the equation -8x+4y=24 for y. A. y = 2x + 6 B. y = -2x + 6 C. y = 2x - 6 D. y = -2x - 6
Sylvia set a treadmill for 38 minutes, and so far she has run 61% of the minutes. which is the best estimate for the number of minutes sylvia has run so far? 18
simplify (2a^3) (5a^4)