(D) For any point on the line $y=x$,the $x$-coordinate and the $y$-coordinate must be equal.If we let the $x$-coordinate be $a$,then the $y$-coordinat

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(D) For any point on the line $y=x$,the $x$-coordinate and the $y$-coordinate must be equal.If we let the $x$-coordinate be $a$,then the $y$-coordinate must also be $a$.Therefore,any point on the line $y=x$ is of the form $(a, a)$.

Class 9 Mathematics Linear Equations in Two Variables Mix Examples - Linear Equations in Two Variables

Easy

Any point on the line $y=x$ is of the form

A
$(a, -a)$
B
$(a, 0)$
C
$(0, a)$
D
$(a, a)$

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Class 9

Mathematics Questions

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Linear Equations in Two Variables

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Mix Examples - Linear Equations in Two Variables

Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:
$3x = 2y + 1.\overline{5}$

Easy

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Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as $10$ units.

Easy

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Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b,$ and $c$ in each case: $y = x + 5$.

Easy

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Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:
$2y - 3x = 14$

Medium

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If the point $(3,4)$ lies on the graph of $3y = ax + 7$,then find the value of $a$.

Easy

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Any point on the line $y=x$ is of the form

Similar Questions

Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:$3x = 2y + 1.\overline{5}$

Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as $10$ units.

Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b,$ and $c$ in each case: $y = x + 5$.

Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:$2y - 3x = 14$

If the point $(3,4)$ lies on the graph of $3y = ax + 7$,then find the value of $a$.

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Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:
$3x = 2y + 1.\overline{5}$

Express the following linear equation in the form $ax + by + c = 0$ and indicate the values of $a, b$ and $c$ in each case:
$2y - 3x = 14$