Seudónimo Seudónimo
  • 03-11-2017
  • Mathematics
contestada

9 Which expression is equivalent to (2x − 5) −
(3x − 8)
A −x − 13
B −x + 3
C 2x − 16 D 5x − 3

Respuesta :

cookiesncream44
cookiesncream44 cookiesncream44
  • 03-11-2017
I believe the answer is C or A
Answer Link
Camalama Camalama
  • 05-11-2017
Answer is    -x+3

2x-5-(3x-8)   distribute the negative sign
= 2x-5+-1(3x-8)
= 2x + -5 + -1 (3x) + (-1) (-8)
= 2x + -5 + = -3x + 8  combine like terms
= (2x + -3x) + (-5 +8)
= -x + 3
Answer Link

Otras preguntas

Approximately when did World War I occur? A. 1910s B. 1930s C. 1940s D. 1960s
Choose the correct function/equation for the following description. A linear function whose graph has y-intercept 6.
What role did the Scientific Revolution play in bringing about the Enlightenment?
graphs are used to show how the responding variable changes in response to the -------------------  variable.
A city in the Middle East that is sacred to Jews, Arabs, and Christians is __________.
What sort of problem do you use acceleration due to gravity ? What sort of problem do you not ?
7a-3=3-2a I don't know how to solve this question
In regards to supply, the law of supply and demand states that as ________________
does 8 have more factors than 9
What role did the Scientific Revolution play in bringing about the Enlightenment?