chasitytate715 chasitytate715
  • 25-01-2017
  • Mathematics
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Solve the following system of equations.

2x + y = 3
x = 2y - 1

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Аноним Аноним
  • 25-01-2017
2x + y = 3
x = 2y - 1

replace x = 2y - 1 into 2x + y = 3
2x + y = 3
2(2y - 1) + y = 3
4y - 2 + y = 3
5y = 5
y = 1

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

answer: x = 1 and y = 1 or (1,1)

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Аноним Аноним
  • 25-01-2017
add your like terms then graph

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