meme02 meme02
  • 03-10-2015
  • Mathematics
contestada

if x equals 8-(-2.25) and y equals 6-4.2-(-4.9) what is the value of x-y

Respuesta :

darth666
darth666 darth666
  • 03-10-2015

x = 8-(-2.25) = 8+2.25 = 10.25

y = 6-4.2-(-4.9)=6-4.2+4.9=6+0.7=6.7

x-y = 10.25.-6.7= [tex] \frac{1025}{100} - \frac{670}{100} = \frac{1025-670}{100} = \frac{355}{100} =3.55[/tex]

Answer Link
leumitica
leumitica leumitica
  • 03-10-2015
[tex]x=8-(-2.25) [/tex]
[tex]x=8+2.5 [/tex]
 [tex]x=10.5 [/tex]


[tex]y=6-4.2-(-4.9) [/tex]
[tex]y=1.8+4.9 [/tex]
[tex]y=6.7 [/tex]

[tex]x-y=10.5-6.7=3.8 [/tex]
The  answer is: 3.8


Answer Link

Otras preguntas

4. Antes de las clases, los estudiantes están en ________ 5. Cuando hay problemas muy difíciles en la clase de matemáticas, usamos______
An internal conflict is the struggle that takes place in a character’s mind while an external conflict is a struggle between a character and some outside force.
identify the root for the word belligerent​
What is the product? -1 со то -5 -32 4 o 20 -36 32 -4 O -20
what is wave short answer​
6x^2+9x+3 factor trinomial
Total institutions are primarily concerned with resocializing their members to help them learn new values and norms. Please select the best answer from the choi
How to rewrite 4 x 6 2/3 as a product of a unit fraction and a while number.
in the figure given alongside, AB is the diameter of circle with centre O. If <COD=50°, find the size of <CED. ​
*-20 POINTS-ANSWER IMMINENTLY PLEASE GIVING BRAINIEST* Carole has $53.95 and she washes cars for $8 each. Carole wants to attend a musical that costs $145.75 (P