faithmenard259 faithmenard259
  • 01-04-2019
  • Mathematics
contestada

One number is 5 less than a second number.twice the second number is 4 less than 4 times the first.find the two numbers

Respuesta :

Tigerlover90 Tigerlover90
  • 01-04-2019

Answer:

9 and 14

Step-by-step explanation:

One number is 5 less than a second number.

a = b - 5

:

Twice the second number is 8 less than 4 times the first.  

2b = 4a - 8

replace a with (b-5)

2b = 4(b-5) - 8

 

2b = 4b - 20 - 8

2b - 4b = -28

-2b = -28

b = 14

then

a = 9

Answer Link

Otras preguntas

Which solution has the highest boiling point?A. 0.1 m CH4N₂OB. 0.06 m HCIC. 0.05 m CaCl2D. 0.04 m (NH4)3PO4E. 0.07 m NaCl
here is an expression 2x + 3y Does the ordered pair 6,0 make the value of the expression less than, greater than, or equal to 12
A sandwich shop has 70 stores and 90% of the stores are in California. The rest of the stores are in Nevada. How many stores are in California and how many are
f(x)= -x^3 + 6x-7 at x=2
Leila drove to the mountains last weekend. There was heavy traffic on the way there and the trip took 7 hours. When Leila drove home, there was no traffic and t
PLEASE HELP ME I REALLY CANT FIND THE ANSWERS AND I’M IN MIDDLE SCHOOL.
65091/4562Long division This this is to solve how many brownies Joshua has. Help please and thank you.
Hello, can I have help with question number 11 , please? Can I all the choices for this question.
can you tell me if I did the equation right
write write in equal inequalities to represent each situation Molly went shopping in her bank account got below 7.50