Free Printable LETV _ Form and graph

1.

The equation y = 3x + 5 has _____

a)

A unique solution

b)

Only two solutions

c)

Three solutions

d)

Infinitely many solutions

2.

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

a)

1.x + 1 .y = 7

b)

1.x + 0.y = 7

c)

0.x + 1. y = 7

d)

0.x + 0.y = 7

3.

The graph of the line x = 6 is a line___

a)

parallel to x -axis at a distance of 6 untis from origin

b)

parallel to y-axis at a distance of 6 units from the origin

c)

making an intercept 6 on the x-axis

d)

making an intercept 6 on both the axis

4.

If we multiply or divide both sides of a linear equation with a non-zero number, then the solution of the linear equation____

a)

Changes

b)

Remains the same

c)

Changes in case of multiplication only

d)

Changes in case of division only

5.

The graph of ax + by + c = 0 is _____

a)

A straight line parallel to x - axis

b)

A straight line parallel to y - axis

c)

A general straight line

d)

A line in the 2nd and 3rd quadrant

6.

The graph of the linear equation in two variables y = mx is _____

a)

a line parallel to x - axis

b)

a line parallel to y - axis

c)

a line passes through the origin

d)

not a straight line

7.

If a system of equations has no solution, what does the graph look like?

a)

intersecting lines

b)

parallel lines

c)

skew lines

d)

intersecting lines

8.

The geometrical representation of a linear equation

a)

Straight line

b)

Curve

c)

Parabola

d)

Either (b) or (c)

9.

Which equation is written in STANDARD form?

a)

y = 1/2x + 2

b)

y - 3 = -5(x + 2)

c)

-7x + 2y = 9

d)

3x + 2 = y

10.

Write 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.

a)

2x + 5y = 120

b)

12x + 15y = 120

c)

12 + 15y = 2x

d)

12x + 15 = 120

11.

Which of the following expressions is a linear expression in one variable?

a)

x²+ 1

b)

x + 2y

c)

x³

d)

7x + 5

12.

Which of the following options is the standard form of the linear equation 7x – 21 + 2y = 0?

a)

21 + 2y + 7x = 0

b)

2y + 7x – 21 = 0

c)

7x – 21 + 2y = 0

d)

7x + 2y – 21 = 0

13.

What is the formula for standard form?

a)

y=mx+b

b)

y-y₁=m(x-x₁)

c)

Ax+By=C

d)

rise÷run

14.

Which equation is written in STANDARD form?

a)

y = 1/2x + 2

b)

y - 3 = -5(x + 2)

c)

7x + 2y = 9

d)

3x + 2 = y

15.

What is the y-intercept of the line on the graph?

a)

(-3, 0)

b)

(0, 4)

c)

(0, -3)

d)

(4, 0)

16.

If 2x + 4 = x - 5, then x = ______

a)

9

b)

-9

c)

1

d)

-1

17.

Charlie is starting a savings account. He has saved $40 and he earns $7.50 per hour. Write an equation for the amount Charlie saves.

a)

$40+7.50x=y$

b)

$40x+7.50=y$

c)

$40+7.50=y$

d)

$40+17.50x=y$

18.

The 30 members of a choir are trying to raise money to cover travel costs to a singing camp. They have already raised $600. Which equation would you solve to find the average amount each member can raise in order to meet the goal?

a)

$30x+600=y$

b)

$30x-600=y$

c)

$x+600=30y$

d)

$30x=600y$

19.

Maggie buys a Chromebook for $200. It decreases in value each month by $20. Write an equation for the total value of the Chromebook.

a)

20x+200=y

b)

$20x-200=y$

c)

$200+20x=y$

d)

$200-20x=y$

20.

Which equation represents the following graph?

a)

y = 3x + 2

b)

y = -2x + 3

c)

y = 2x + 3

d)

y = -3x + 2

21.

Which is the graph of y=-x+2?

a)

A

b)

B

c)

C

d)

D

22.

The slope of the green line

a)

¹

b)

-2

c)

2

d)

-1

23.

Choose the graph that which represents the equation y=5x+4

a)

b)

c)

d)

24.

Solve the equation:
-5x = 25

a)

x = 20

b)

x = -20

c)

x = -5

d)

x = 5

25.

Solve: 3(x-4) = -3

a)

3

b)

-3

c)

5

d)

-5

LETV _ Form and graph

Total questions: 25

Worksheet time: 2hrs 5mins

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