MAHARASHTRA Class 9 Maths Substitution Method

Q.

A two-digit number has the sum of digits 10. If the difference between digits is 2, then the number is



Q.

Two angles are complementary and the difference between them is 10o. Find the larger angle.



Q.

The sum of two numbers is 10. If they are alternate even numbers, find the largest out of the two.



Learn the concept of substitution method to solve a pair of linear equations. Apply the same to solve word problems.

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