deja9 deja9
  • 02-12-2015
  • Mathematics
contestada

How you solve b-9+6b=30

Respuesta :

ImpatientAngel
ImpatientAngel ImpatientAngel
  • 02-12-2015
b - 9 + 6b = 30

b+ 6b - 9 = 30 

7b - 9 = 30

7b = 39

b = [tex] \frac{39}{7} [/tex]

Nice days...........
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 02-12-2015
associative property is moving a+b=b+a
add like terms
1b+6b-9=30
7b-9=30
add 9 to both sides
7b=39
divide both sides by 7
b=39/7
39/7=5 and 4/7
Answer Link

Otras preguntas

ratio of 9min to 600 sec​
Hari wants to buy a cricket bat of the cost Rs. 728.75 and a pair of gloves of the cost Rs. 837.65. Find the total amount he needs.​
Tadpole larva develops into adult frog by the process of _________
Reverse pyramid training has the lifter begin with the heaviest weight they can move for
Solve for the value of X
Ace movers charge $50 plus $40 per hour to move household goods crosstown Hanks movers charges $65 per hour for what length of time does it cost less to hire Ha
Cookout You are planning a cookout. You figure that you will need at least 5 packages of hot dogs and hamburgers. A package of hot dogs costs $1.90 and a packag
what similarities do you observe among the firstfive given sample? Write these common characteristic​
What is foreign exam scores for this semester are 22, 72, 79, 72 and 70 find the measurement of center of the five scores.(mean and median.)
Which of the following is NOT a known consequence of sleep deprivation? A) increased inflammation and arthritis B)decreased blood pressure C) increase in the