raphaelbsilva raphaelbsilva

22-09-2014
Mathematics

contestada

1) Um número
somado com sua quarta parte é igual a 80. Qual é esse número?

Respuesta :

Illuminati750 Illuminati750

22-09-2014

Hello,

x= number
x/4= its fourth

So,

[tex]x+ \frac{x}{4} =80 \\ \\ \frac{5}{4}x=80 \\ \\ x = \frac{80*4}{5}\\ \\ x=64[/tex]

Answer: the number is 64

Answer Link

Otras preguntas

Which of the following represents the graph of f(x) = 3x + 1?

Zn + 2HCI → ZnCl2 + Hz 3. How many moles of hydrogen, H2, will be produced if 0.95 moles of zinc, Zn, reacts with 6.2 moles of HCI? (Hint: Must determine limiti

Which expression is equivalent to 1 2 ( 4 x + 8 ) ? A. x + 4 B. 2x + 4 C. 2x + 8 D. 4x + 4

Find the value of b. A. 14 B. 15 C. 64 D. 289

The type of map above uses lines to show slope and elevation. What kind of map is shown in this image? A. a thematic map B. a special purpose map C. a topograph

A U.S. bakery buys wheat from Canada and pays for it with US dollars. This transaction a. increases Canadian net exports, and increases U.S. net capital outflow

The president is also known as the "commander in chief." The term commander in chief refers to the president's role as leader of all branches of A. the armed fo

can someone help please

determine the product of the following expressions 1. (x +3y)(9y² + x²-3xy)2. (2a +3b)(5a²+ab+4b²)

Recall your experimental setup from Lab 05A: a constant force was applied to a disc by attaching a mass to a light string wrapped around a mass-less pulley and