Solve the following equation
- by elimination of making equal coefficient
2x - 3 = 5
3x + 2y = 1
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Step-by-step explanation:
ERROR :- There should be 2x - 3y = 5 in equation (i)
GIVEN :-
→ 2x - 3y = 5 ----------(i)
→ 3x + 2y = 1 --------(ii)
multiply 3 in equation (i) and 2 in equation (ii)
we get ,
→ 6x -9y = 15 --------(iii)
→ 6x + 4y = 2 ----------(iv)
from equation (iii) and (iv)
- 6x - 9y = 15
- 6x + 4y = 2
- _____________
- 13y = -13
→ y = 13/13
→ y = 1.
Put the value of y in equation (i)
→ 2x - 3y = 5
→ 2x - 3(1) = 5
→ 2x = 5+3
→ 2x = 8
→ x = 8/2
→ x = 4.
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