Kawaward17 Kawaward17
  • 22-01-2019
  • Mathematics
contestada

y = -x - 1 and y = 1/2x + k intersect at the point (-2,1). Find the value of k.

Respuesta :

poppyeb15
poppyeb15 poppyeb15
  • 22-01-2019

Answer:

k = 2

Step-by-step explanation:

(-2,1) =  (x,y)   So you substitute -2 and 1 for x and y

1 = -(-2) - 1    1 = 1/2 × -2 + k

1/2 × -2 = -1       -1 + 2 = 1

k = 2           1 = 1/2 × -2 + 2


I hope this helps


Answer Link

Otras preguntas

What Is The Purpose And Necessity Of Government?
what are the most common words used in the SAT
Solve the problem by using the counting principle. (: Drapery is sold in 4 different fabrics. Each fabric comes in 13 different patterns. Each pattern is off
Which corrects any error in the use of apostrophes in the sentence? It'd be nice if you took you're sisters with you to the movies. A. There is no error in this
What Are Advantages Of Dictatorship?
Over time, the spoils system developed into a A. merit-based system. B.political reform movement. C.political machine system. D. civil service movement.
Which of the following bodies of water is bounded on three sides by Australia and to the north by the Arafura Sea? A. The Southern Ocean B. The Coral Sea C. The
Which operation should be performed first according to the order of operations? 117 + 45 – 34 • 8 + 36 ÷ 12 – 12 A. 34 • 8 B. 36 ÷ 12 C. 117 + 45 D. 45 – 34
In 1498 the Portuguese explorer Vasco da Gama discovered the first all-water route to Asia from Europe by sailing around the southern tip of Africa to India. Wh
How do you figure out the slope for y=x+4