grether22 grether22
  • 18-05-2015
  • Mathematics
Answered

Three times the difference between ten times a number and three is eighty-one.

Answer :

Аноним Аноним
  • 18-05-2015
[tex]n-the\ number\\\\3(10n-3)=81\ \ \ \ |divide\ both\ sides\ by\ 3\\\\10n-3=27\ \ \ \ \ |add\ 3\ to\ both\ sides\\\\10n=30\ \ \ \ \ |divide\ both\ sides\ by\ 10\\\\\boxed{n=3}[/tex]
Answer Link

Other Questions

What is 03 as a percent and degree
8 miles is approximately equal to 6 km How many km are equal to 28 miles How many miles are equal to 42 km
175 123 x 28 Solve for x
What is absolute value expression
Which best describes Justinian A a powerful Byzantine emperor who allowed his wife to fully control the government B a powerful Byzantine emperor who was overth
what is an advantage of genetic engineering
What is the indefinite integral of 6sin3t dt
The roots of christianity are found in what early religion
which fraction is equivalent to 830
Who was chosen to build the dome for the Santa Maria del Fiore in Florence This person set bricks in a herringbone pattern This person also invented a hoist to