9th mathematics exercise question with answer, Mathematics

Simultaneous Linear Equation – Exercise 3.5.5 – Class IX

The sum of two numbers is 40. If the smaller number is doubled, it becomes 14 more than the larger number. Find the numbers. Solution: Let  x and y be two numbers then it is given that, x + y = 40 Let x be a smaller number, if it is doubled i.e, 2x it… Continue reading Simultaneous Linear Equation – Exercise 3.5.5 – Class IX