heyitsmustafa
heyitsmustafa heyitsmustafa
  • 24-06-2018
  • Mathematics
contestada

10-{x-1/2}-{x-2/3}=x-3/4

10x12x23x34 class=

Respuesta :

wolfcon087 wolfcon087
  • 24-06-2018
First get rid of the fractions by multiplying by the LCM of 2, 3, and 4. So in this case 12. 

120 - 6(n-1) - 4(n-2) = 3(n-3)

Then distribute the coefficients and simplify 

120 - 6n + 6 - 4n + 8 = 3n - 9

134 - 10n = 3n - 9
143 = 13n
n = 11
Answer Link

Otras preguntas

mrs harvey buys x boxes of pencils. she pays $3.99 for each box of pencils. enter an equation that represents the total cost,y, of the boxes of pencils Ms. Harv
Speech about climate change and its impact on our planet
A rectangular tray is 30cm long then 20cm wide and 6 m height a similar tray is 12 cm long​
identify the characteristics of self report tests and projective measures of personality
200 word speech about social media destroyes a person s self esteem
provide a summary of Arrhenius, Bronsted-Loery and Lewis acid and base theories
Nominal accounts section Sales Cost of sales Debtors Allowances 1 544 400 67 650 22 530 Stationery Repairs to building Bad debts Pension fund contributions 12.9
calculation table Item Amount Submitted charge (based on provider’s regular fee) $650 Medicare-participating physician fee schedule allowed amount $450 Medicare
What is the adverb phrase in the sentence “vitamin d comes from sunlight”
somebody please do it fast​