solve the system of equations : (a) 2x + y - 3 = 0 , 2x - 3y - 7 = 0
(b) 1/5x + 1/6y = 12 , 1/3x -3/7 y=8
class 10 linear equations with two variables.
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Answer:
2x + y - 3 = 0
2x - 3y -7 = 0
- + +
4y + 4 = 0
4y = -4
y = -4/4
y = -1
2x + y -3 =0
2x - 1 - 3 = 0
2x -4 = 0
2x = 4
x = 2
( b)
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hi hope this is the correct answer
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