omega1111 omega1111
  • 23-02-2021
  • Mathematics
contestada

Solve the system using substitution.
6x+8y=30 y=1/2x

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mhanifa
mhanifa mhanifa
  • 24-02-2021

Answer:

  • (3, 1.5)

Step-by-step explanation:

Given the system:

  • 6x + 8y = 30
  • y=1/2x

Substitute y and solve for x:

  • 6x + 8y = 30
  • 6x + 8(1/2x) = 30
  • 6x + 4x = 30
  • 10x = 30
  • x = 3

Find y:

  • y = 1/2x
  • y = 1/2(3)
  • y = 1.5

Solution is (3, 1.5)

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