joellecarmel joellecarmel
  • 02-04-2020
  • Mathematics
contestada

The function y = -x - 1 and y = ½x + k intersect at the point (-2,1). Find the value of k.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 02-04-2020

Answer:

  k = 2

Step-by-step explanation:

Fill in the given point values and solve for k.

  y = (1/2)x + k

  1 = (1/2)(-2) +k . . . . . . for x = -2, y = 1

  1 = -1 +k . . . . simplify; next, add 1

  2 = k

Answer Link

Otras preguntas

Which idea was shared by the ancient Maya, Aztec, and Inca civilizations?
Jacob has a gift card valued at $50 for his favorite hobby shop. He buys a model plane that costs $42.95 and a display case for the plane that costs $22.46. How
Find the value of each variable in the parallelogram
Function f is represented by f(x) = 5x+10Find f(-3)Find the value of x such that f(x) = 90 is true
Consider the plot of f(x) = 10ˣ. Write the equation of line l.a) y = 10xb) y = 10ˣ+¹c) y = log(base 10)(x)d) y = log(base 10)(10x)
how did fudalism bring order to europe
2x+y=8 graphed, how the you rearrange the numbers and variables to where its y equals
Identify the evidence that supports Fredrik Hiebert's idea about cultural connections on the Silk Road? 1) He found golden imitations of Chinese, Greek, and Ind
Chris is walking at a speed of 3.25 miles per hour. If he continues to walk at the same speed, how far can Chris walk in 1.5 hours?
What does the underlined phrase indicate about the author's feelings toward Frida Kahlo?