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What points do y = -2x + 7 and y = 5x - 14 intercept on a graph
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17 votes
What points do y = -2x + 7 and y = 5x - 14 intercept on a graph

User LightCC
by
5.4k points

2 Answers

2 votes

Answer:

(3, 1)

Step-by-step explanation:

because that's where they intercept

User Nicholas Hassan
by
5.3k points
11 votes

Answer:

Both lines intersects at (3, 1)

given:

  • y = -2x + 7
  • y = 5x - 14

solve them simultaneously:

  • -2x + 7 = 5x - 14
  • 5x + 2x = + 7 + 14
  • 7x = 21
  • x = 3

solve for y:

  • y = -2x + 7
  • y = -2(3) + 7
  • y = -6 + 7
  • y = 1
User Imoatama
by
5.6k points
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