Use substitution to solve each system of equations
Y=2x-2
Y=x+2

Question

Vikky Vikky

04-03-2015
Mathematics

Answered

Use substitution to solve each system of equations
Y=2x-2
Y=x+2

Answer :

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Choose the equation below that represents the line passing through the point (2, -4) with a slope of 1/2. A) y = 1/2 x + 5 B) y = 1/2 x - 3 C) y = 1/2 x - 5 D)

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Panoyin Panoyin · Answer 1 · 2015-03-08T13:59:57-04:00

y = 2x - 2 ⇒ 2x - y = 2 ⇒ 2x - y = 2
y = x + 2 ⇒ x - y = -2   ⇒ 2x - 2y = -4
       3y = 6
      3     3
   y = 2
      2x - 6 = 2
      +6 +6
   2x = 8
      2    2
   x = 4
   (x, y) = (4, 2)

Use substitution to solve each system of equations Y=2x-2 Y=x+2

Answer :

Other Questions

Use substitution to solve each system of equations
Y=2x-2
Y=x+2