Cross Multiplication Method
Cross Multiplication Method
CROSS MULTIPLICATION METHOD:
Algorithm to find the solution:
Step 1: Write the given equations in the form :
Step 2: Taking the help of the diagram given below:
The arrows between the two numbers indicate that they are to be multiplied and the second product is to be subtracted from the first product.
Write equation as
CROSS MULTIPLICATION METHOD:
Algorithm to find the solution:
Step 1: Write the given equations in the form :
Step 2: Taking the help of the diagram given below:
The arrows between the two numbers indicate that they are to be multiplied and the second product is to be subtracted from the first product.
Write equation as
CROSS MULTIPLICATION METHOD:
Algorithm to find the solution:
Step 1: Write the given equations in the form :
Step 2: Taking the help of the diagram given below:
The arrows between the two numbers indicate that they are to be multiplied and the second product is to be subtracted from the first product.
Write equation as
EXAMPLE:
1. Solve the two variables linear equation:
8x + 5y = 11
3x – 4y = 10
Solution:
On transposition, we get
8x + 5y – 11 = 0
3x – 4y – 10 = 0 Writing the co-efficient in the following way, we get:
By cross-multiplication method:
and
Therefore, required solution is x = 2, y = -1 .
While solving the pair of linear equations | |||
| Right Option : A | |||
| View Explanation | |||
While solving the pair of linear equations | |||
| Right Option : B | |||
| View Explanation | |||
Solve the following system of equations using cross multiplication method : | |||
| Right Option : A | |||
| View Explanation | |||
Students / Parents Reviews [10]
A marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
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