Question

Solving questions by substitution method
2x+y=5
2x-5y+1=0

Answer 1

Answer:

2x+y=5 is first equation

2x-5+1=0 is second, equation

Step-by-step explanation:

according to substitution method

we put first equation into second equation

x+y=5/2

we put in 2x-5y+1=0

2×5/2-5×5/2+1=0

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