oscar9726 oscar9726
  • 03-10-2018
  • Mathematics
contestada

Solve for k.
20-6+4k=2-2k

Respuesta :

YanaBaby YanaBaby
  • 03-10-2018
1st step
[tex]12 + 6k = 6 \times (k + 2)[/tex]
Solve
[tex]6 = 0[/tex]
Solve
[tex]k + 2 = 0[/tex]
Subtract 2 from both
[tex]k = - 2[/tex]
Answer Link
tramserran
tramserran tramserran
  • 03-10-2018

20 - 6 + 4k = 2 - 2k

    14   + 4k = 2 - 2k    added like terms (20 and -6)

           +2k        +2k

     14 + 6k  =  2

    -14           -14

             6k = -12

             [tex]\frac{6k}{6} = \frac{-12}{6}[/tex]

               k = -2

Answer: k = -2

Answer Link

Otras preguntas

Define ions. Any any other questions please
Which expression is undefined? A. ---5-5) 5 c. O D. 12 = 0
Shape A and shape B are each made from five identical squares.Not drawnaccuratelyShape AShape BThe perimeter of shape A is 60 cm.IWork out the perimeter of shap
why is ecology all about action and reaction?​
if you were to make a restaurant, and need 29 items, how much of each would you have?
Select the phrase that correctly completes the statement. is the best source of protein for a vegetarian. is a good source of calcium for a vegetarian.
True or False - charle magne created the largest empire Europe would see until the time of Napoleon.
6(3x +5 ) = 7(2x +2)
what is the average lifetime of a human
Write the following algebraically, using x as your Own. "I think of a number, take away 1 and multiply the result by 3.".