Question

Solve the following fair of
Linear equation by substitution
method
0.2x+0.3y=1.3​

Answer 1

Answer:

Systems of linear equations in two variables

The solution of a system of linear equations in two variables

Graphical and algebraic methods of solving a system of linear equations in two variables like substitution, elimination, and cross-multiplication methods.

Consistent and inconsistent system of equations.

Applications of linear equations in two variables in solving simple problems from different areas.

Answer 2

Answer:

x = 2 and y = 3

Step-by-step explanation:

Given :

           

To Find : solve using substitution method

Solution :

 -----1

------2

Substitute the value of x from 1 in 2

So, x = 2 and y = 3