ellierenee5067 ellierenee5067
  • 02-02-2015
  • Mathematics
contestada

the sum of three consecutive odd numbers is 81. what is the smallest of the three number?

Respuesta :

anjalee
anjalee anjalee
  • 02-02-2015
81=x+x+1+x+2 given
81=3x+3 combine like terms
-3-3 subtraction property of equality
78=3x
/3/3 division property of equality
26=x symmetry property 
x=26
x+1=27
x+1=28/
26,27,28
26+27+28=81
so,26.27.and 8
Answer Link

Otras preguntas

please draw accurately much appreciated
A radiographer performs an abdomen examination with a mobile digital radiography (DR) system. In order to reduce the likelihood of a repeat exposure, he decides
write a letter to your younger brother who has indicated imterst in attending a technical school, educating him on the benefits of technical amd vocational educ
Using the words below, complete the sentences. (Words CAN be used more than once.) Low - energy - high - rises - equator - sinks - angle - density - high pressu
I need help on these ASAP !!!
The _____ guarantees that if a portion of a transaction operation cannot be committed, all changes made at the other sites participating in the transaction will
music lessons cost 20 bucks per week how much do 6 weeks cost
50% of what number is 284?
'Polonium-210 is a radioactive substance with a half-life of 138 days. If a nuclear facility is handling 310 grams of polonium-210, then how many grams of polon
For which of the following equilibria does Kc correspond to the acid-dissociation constant, Ka, of H2PO4-? A) H2PO4-(aq) + H3O+(aq)--> H3PO4(aq) + H2O(l) B)