Marvinking458 Marvinking458
  • 03-07-2017
  • Mathematics
contestada

Rita is adding 3 + (–8) + 1. She rewrites the expression as 3 + (–1) + 8.
What is Rita’s error?

Respuesta :

adri39 adri39
  • 03-07-2017
That the one is always positive
Answer Link
koziadam koziadam
  • 03-07-2017
Wrong order lol.

3+(-8)+1 = 3-8+1 = -5+1= 4
3+(-1)+8 = 3-1+8 = 2+8 = 10

*cynical mode*
Rita's error is not doing simple math the way it is intended. There is no need to rewrite any simple expressions at all. Exactly like useless common core.
Answer Link

Otras preguntas

Write an expression to describe the sequence below. Use n to represent the position of a term in the sequence, where n = 1 for the first term.–77, –76, –75, –74
The sun ____ in the East.​
why does bread dough is needed to be left for hours or a day before baking?​
If x +2 is a factor of p(x) =x²-kx +7, thrn find the value of k.Also,find the other factor of the polynomial ?​
1.07 x 104 -3.38 × 10³
Find the coordinates of the midpoint of the line segment with endpoints (6, -2) and (-3, -2). midpoint: (x, y) = ( )
PLEASE HELP!! Whats the lifestyle or entertainment in The Odyssey? (I need it for a newspaper project so please answer w a good explanation)
g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =
1.07 x 104 -3.38 × 10³
you spent $25 at the store. you bought a book for $8.50 and pencils for $.25 each. how many pencils did you buy?