Quiz about Linear Equations In Two Variables

Question 1

The linear equation $$2 x-5 y=7$$ has

Accepted Answer

Covalent bond

Answer

$$Infinitely \quad many \quad solutions.$$

Answer

$$Two \quad solutions.$$

Answer

$$A \quad unique \quad  solution.$$

Answer

$$No \quad solutions$$

Question 2

If $$x,y$$ belong to natural numbers then,
The equation $$2 x+5 y=7$$ has / have  ______ solution.

Accepted Answer

Covalent bond

Answer

$$1$$

Answer

$$2$$

Answer

$$4$$

Answer

$$Infinitely \quad many$$

Question 3

If $$(2,0) $$ is a solution of the linear equation $$2 x+3 y=k$$ then the value of $$k$$ is

Accepted Answer

Covalent bond

Answer

$$4$$

Answer

$$6$$

Answer

$$5$$

Answer

$$2$$

Question 4

Any solution of the linear equation : $$2 x+0 y+9=0$$ in two variables is of the form

Accepted Answer

Covalent bond

Answer

$$(\frac{-9}{2},n)$$

Answer

$$(1, \frac{9}{2})$$

Answer

$$(0, \frac{9}{2})$$.

Answer

$$(-9,0) $$

Question 5

The equation $$x=7$$, in two variables, can be written as

Accepted Answer

Covalent bond

Answer

$$1 x+0 y=7$$.

Answer

$$1 x+1  y=7$$

Answer

$$0 x+1  y=7$$

Answer

$$0 x+0  y=7$$.

Linear Equations In Two Variables Cbse Class 9 Maths Problems and Solutions