: 3x + 2y
2y = 29; 5x - y = 18
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Answer:
multiply 5 in equation (1) & 3 in equation (2)
(3x +2y = 29) × 5 --------(1)
(5x -y = 18) × 3-----------(2)
___________
15x +10y = 145
15x -3y = 54
- + -
____________ Now substract
13y =91
y =91/13
y = 7
put the value of y in equation
3x + 2× 7 =29
3x + 14 = 29
3x = 29 -14
3x = 15
3x = 15/3
X = 5 ANS
Step-by-step explanation:
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