Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 5

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8th CBSE

IMPORTANT

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What is the linear equation for the expression, $4$ more than thrice a number is $7$ ?

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Important Questions on Linear Equations in One Variable

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8th CBSE

IMPORTANT

Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 6

If the ones digit of a

2 -

digit number is

r

and the tens digit is

p

, then what will be the

2 -

digit number?

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8th CBSE

IMPORTANT

Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 7

If four-fifth of a number is

84

, then find the number.

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8th CBSE

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Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 8

Which of the following is true for the expression

2 \sqrt{x} + 9 = 17

?

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8th CBSE

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Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 9

What is the expression,

2 x - 5 = x

, the same as?

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8th CBSE

IMPORTANT

Math Sight book>Chapter 6 - Linear Equations in One Variable>Multiple-Choice Questions>Q 10

Find the value of

x

which will satisfy the equation

3 x - 5 b = 7 b

.

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8th CBSE

IMPORTANT

Math Sight book>Chapter 6 - Linear Equations in One Variable>Work It Out>Q 1

A rectangle has a length of $(5 d + 2)$ cm and a breadth of $(3 d - 1) c m$ . Find the value of d if the perimeter of the rectangle is $66 c m$ .

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8th CBSE

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Math Sight book>Chapter 6 - Linear Equations in One Variable>Work It Out>Q 2

If two supplementary angles differ by $20$ , then find each angle.

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8th CBSE

IMPORTANT

Math Sight book>Chapter 6 - Linear Equations in One Variable>Work It Out>Q 3

Two complementary angles are in the ratio $2 : 3$ . Find each angle.