Answer

Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams.

Updated On: 27-5-2020

Apne doubts clear karein ab Whatsapp par bhi. Try it now.

CLICK HERE

Loading DoubtNut Solution for you

Watch 1000+ concepts & tricky questions explained!

220.5 K+

11.0 K+

Text Solution

Solution :

x+y=4<br>
Put y=0<br>
x+0=4<br>
x=4<br>
when x=0<br>
y=4<br>
2x-y=2<br>
0-y=2<br>
y=-2<br>
putting this value in equation 1<br>
x=2.**What we already learned in previous class**

**Linear equation in two variable**

**Write each of the following equation in the form `ax+by+c=0` and indicate the value of `a;b and c` in each case**

**The cost a pen is Rs 5 less than half of the cost of book. Write this statement as a linear equation in two variables.**

**Solution of Equation with two variable**

**Write four solution of the equation `pi x + y =9`**

**If `x = 2k-1` and `y=k` is a solution the equation `3x-5y-7=0`; find the value of k.**

**Method to draw a graph of linear equation in two variables.**

**Draw graph of the equation ` y = x+5`**

**Equation of line parallel to X-axis and Y-axis**