05-10-2016
Mathematics

contestada

barbie is thinking of a number. twenty less than one third of the number is 72.

Respuesta :

apologiabiology apologiabiology

05-10-2016

x is the number
20 less than 1/3 of x is 72
-20+(x/3)=72
add 20 to both sides
20-20+(x/3)=72+20
0+(x/3)=92
x/3=92
times both sides by 3
x=276

the number is 276

Answer Link

haybug1228 haybug1228

05-10-2016

your answer should be 276 which was worked out by Apologiabiology

Answer Link

Otras preguntas

Which of the following would NOT work as a common denominator of 7/9 and 16/15? A. 45 B. 60 C. 90 D. 135

What is a polynomial function in standard form with zeroes 1, 2, -2. and -3 A. x^4 + 2x^3 + 7x^2 - 8x + 12 B. x^4 + 2x^3 - 7x^2 - 8x + 12 C. x^4 + 2x^3 - 7x^

Determine whether the ratios 7/10 and 21/30 are equivalent ratios.

Using technological tools to craft reports and proposals a. reduces the mechanical work involved in developing long reports and proposals. b. eliminates the nee

Melinda, Zachary and Heather went to the mall to shop for school supplies.

How did the u.s. government initially react toward movements to establish trade unions in businesses and factories in the latter half of the 19th century?

Which sentence or sentences use parentheses to set off an incidental remark? If you don't start studying more (I mean this), you will fail sixth grade. I wore

Determine which functions have two real number zeros by calculating the discriminant, b2 – 4ac. Check all that apply. A. f(x) = x2 + 6x + 8 B. g(x) = x2 + 4x +

Reddit what were the reasons for the civil war

according to Madison from where did the great greatest danger to individual rights come?

Q&A Education