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Solve the following pair of equations by...

Solve the following pair of equations by substitution method:
`7x-15y=2" "…(1)`
`x+2y=3" "…(2)`

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The correct Answer is:
`x=(49)/(29), y=(19)/(29)`
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KUMAR PRAKASHAN-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES -Test Your Skills
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  2. If the numerator of a fraction is decreased by 1. It reduces to (1)/(2...

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  3. The total cost of 2 pencils and 3 pens is Rs.31. While the total cost ...

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  4. An express way is represented by equation x-y=0 and a highway is repre...

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  5. Given two natural numbers, seven times the smaller number exceeds thre...

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  6. Solve the following pair of linear equations graphically: x-y=1, 2x+...

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  7. Find out whether the following pairs of linear equations are consisten...

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  8. Solve the following pair of linear equations graphically: 3x+4y=24, ...

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  9. Find the value of k for which the pair of linear equations 2x-3y=12 an...

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  10. Determine the condition of which of pair of linear equations x-4y=10 a...

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  11. Solve the following pairs of linear equations by substitution method: ...

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  12. Solve the following pairs of linear equations by substitution method: ...

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  13. Solve the following pairs of linear equations by substitution method: ...

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  14. Solve the following pairs of linear equations by substitution method: ...

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  15. Parthiv tells his son Ariv "Five years ago my age was seven times your...

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  16. Ahaam and Arya have certain sums with them. If Arya gives Rs. 50 to Ah...

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  17. The sum of digits of a two digit number is 10. The number obtaiend by ...

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  18. The total cost of 5 pens and 2 books is Rs. 150, while the total cost ...

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  19. There are 50 students in a class. Each boy in the class contributed Rs...

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  20. Solve by the elimination method: 2x+y=10, 3x+2y=17

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  21. Solve by the elimination method: 3x+2y=11, x-4y=13

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