Question # 1

Two linear-equations are said to be __________ if they have exactly the same solution:

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Equal

True

Equivalent

Open

x=0 is a solution of the inequality:

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x>0

3x+5<0

x+2<0

x-2<0

A solution to a linear equation in any replacement or substitution for the variable x that makes the statement ____________.

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True

False

Open

Inequality

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-8

-2

None of these

The standard form of linear equation in one variable is:

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ax+by+c

ax²+bx+c

ax+b=0

ax+by+cz=0

If x is no longer than 10, then _______:

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x<10

x>10

If Z < 0 then x < y = ______:

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xz < yz

xz > yz

xz = yz

None of these

The S.S of |x-4| = -4 is:

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-8⁴

8

-16

{ }

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7

49

52

26

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-8

-4

-2

If the capacity c of an elevator is at most 1600 pounds, then ______:

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c < 1600

c > 1600

If 2x + 1 = 3, then the value of x will be:

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-1

2

1

3

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-5

3

0

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Equitation

Identity

Inequality

Linear equation

In equation x-2<0 has _______ its solution.

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1

2

3

4

For solve the linear equations, if fraction are present, we multiply each side by ___________ of the denominator or eliminate them:

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LCM

HCF

Square root

Both a and b

Which is the solution set of the inequality 9-7x > 19-2x:

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19

-7

2

-2

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Mathematics 9th Class English Medium Unit 7 Online Test MCQs With Answers

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