tofunmideji tofunmideji
  • 21-01-2017
  • Mathematics
contestada

If m = 6n + 1 and m = 4n + 19, what is the m

A 10n + 20

B 55

C 7n

D 110

Respuesta :

ginagloria ginagloria
  • 21-01-2017
To solve:
If m= 6n+1 and m= 4n + 19 and m=m then you use substitution and can solve by setting 6n+1=4n+19

6n+1=4n+19 --add like terms(6n-4n=2n)

2n+1=19--get n by itself subtract 1 on each side

2n=18

n=9

If you plug n as 9 back into the equation,
6(9)+1=55
4(9)+19=55

Therefore m=55
Answer Link

Otras preguntas

solve the following system by any method. -3x+5y=-9 4x+8y=12
Why are fossil fuels used so much today?
Write the ordered pairs for the original shape and the transformation
What must occur for a process to be a chemical reaction?
estimate the sum of 487 and 310
How much sunscreen do most adults need?
What does is 62+4 mean equal
You are taking tickets at a concert. You have determined that you are taking 16 tickets each minutes. Write and solve an inequality to determine how many minute
please , need help on 11 and 12!!! thank you for your time !!!
story: Tonight I Can Write 1. His ____ is not satisfied. a. appetite b. soul c. love d. desire 2. He describes her eyes as still and _____. a. silent b. suf