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- 1. Multiple Choice
The geometrical representation of a linear equation
Straight line
Curve
Parabola
Either (b) or (c)
- 2. Multiple Choice
A linear equation in two variables
Has a unique solution
Has two solutions
Has infinitely many solutions
two or four solutions
- 3. Multiple Choice
The reason that a degree one polynomial equation ax + by + c = 0 is called a linear equation is that
It has infinitely many solution
The geometrical representation is a straight line
It has two variables
Both a and b
- 4. Multiple ChoiceWhich equation is written in STANDARD form?y = 1/2x + 2y - 3 = -5(x + 2)-7x + 2y = 93x + 2 = y
- 5. Multiple ChoiceWrite an equation in Standard Form.
A store sells t-shirts for $12 each and sweatshirts for $15 each. You plan to spend $120 on t-shirts and sweatshirts.2x + 5y = 12012x + 15y = 12012 + 15y = 2x12x + 15 = 120 - 6. Multiple Choice
Which of the following expressions is a linear expression in one variable?
x2 + 1
x + 2y
x3
7x + 5
- 7. Multiple Choice
If (2, 0) is a solution of the linear equation 2x + 3y = k, then the value of k is.
4
6
5
2
- 8. Multiple Choice
The equation x = 7, in two variables, can be written as
1. x + 1. y = 7
1. X + 0. y = 7
0. x + 1. y = 7
0.x + 0. Y = 7
- 9. Multiple Choice
If we multiply or divide both side of a linear equations with a non-zero number,Then the solution of the linear equation:
Changes
Remains the same
Changes in case of multiplication only
Changes in case of division only
- 10. Multiple Choice
Which of the following options is the standard form of the linear equation 7x – 21 + 2y = 0?
21 + 2y + 7x = 0
2y + 7x – 21 = 0
7x – 21 + 2y = 0
7x + 2y – 21 = 0
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