sundaywallace6948 sundaywallace6948
  • 21-12-2018
  • Mathematics
contestada

If x = 5 and y = -4, evaluate this expression:

(-2x + 10) - (-6x + 5y + 12) + (x + 8y - 16)
A) -5
B) 0
C) 5
D) 10 what the answer

Respuesta :

catybearm74014
catybearm74014 catybearm74014
  • 21-12-2018
The answer is**** A) -5
Answer Link
tramserran
tramserran tramserran
  • 21-12-2018

Answer: (A) -5

Step-by-step explanation:

 (-2x + 10) - (-6x + 5y + 12) + (x + 8y - 16)  ; x = 5, y = -4

= [-2(5) + 10] - [-6(5) + 5(-4) + 12] + [(5) + 8(-4) - 16]

= [-10 + 10] - [-30 - 20 + 12] + [5 - 32 - 16]

= (0) - (-38) + (-43)

= 0 + 38 - 43

= -5


Answer Link

Otras preguntas

Find the place value of 7 in 374596
Please help me again...
Find the equation of the line with the slope 3/2 through the point (-6,2)
in the Newton's Third Law of Motion state three characteristics ​
The difference between data and information is: A. there is no difference B. functional C. hard to establish
The difference between data and information is: A. there is no difference B. functional C. hard to establish
The banks of the Nile River flooded each year leaving rich soil behind. This is an example of the?
necesito ayuda con esto y si es necesario con procedimientos, gracias
A pipe drips at 155 mL/min. Express this is units of gallons/day. 1. 2.34 gal/day 2. 15.7 gal/day 3. 942 gal/day 4. 58.9 gal/day 5. 223 gal/day 6. 377 gal/day 7
cytology deals with the study of_____​