kynxjay11 kynxjay11
  • 11-11-2020
  • Mathematics
contestada

twice the sum of k and 9 is 4

Respuesta :

zoeyangelee
zoeyangelee zoeyangelee
  • 11-11-2020

Answer:

2(k + 9) = 4

Step-by-step explanation:

Use distributive property.

2 x k = 2k

2 x 9 = 18

Equation:

2k + 18 = 4

Subtract 18 from both sides

2k = -14

Divide both sides by 2

k = -7

Answer Link
Аноним Аноним
  • 11-11-2020

Answer:

-7

Step-by-step explanation:

First, we need to write this an equation

2(k+9)=4

2k+18=4

-18       -18

2k=-14

/2      /2

k=-7

Answer Link

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