Question

3X-7y+10=0
Y-2x-3=0 solve by substitution method

Answer 1

y = 2 x + 3

3 x - 7 y + 10 = 0

3 x - 7 (2 x + 3) + 10 = 0

3 x - 14 x - 21 + 10 = 0

- 11 x - 11 = 0

11 x = - 11

x = - 1

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

So, x = - 1 and y = 1 is the solution  

Answer 2

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