ZabellaO258188 ZabellaO258188
  • 03-11-2022
  • Mathematics
contestada

I don’t know the answer for this one and others I need help

I dont know the answer for this one and others I need help class=

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GhinaX497015 GhinaX497015
  • 03-11-2022
Answer:

x = 1, y = 3

Explanation:

The given system of equations is:

y = 4x - 1.......................(i)

y - 2x = 1..................(ii)

Substitute equation (i) into equation (ii)

4x - 1 - 2x = 1

4x - 2x = 1 + 1

2x = 2

x = 2/2

x = 1

Substitute x = 1 into equation (i)

y = 4x - 1

y = 4(1) - 1

y = 4 - 1

y = 3

The solution to the system of equations is x = 1, y = 3

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