Free Printable 2GP Quiz 1

1.

Which coordinates satisfy the system?

$5x\ +\ y\ =\ 14$

$4x\ -\ y\ =\ 4$

a)

(-4 , -6)

b)

(4 , -2)

c)

(2 , 4)

d)

(6 , 4)

2.

Is the ordered pair (2 , 0) a solution of

$x+2y=2$

$2x-y=4$

a)

Yes

b)

No

3.

What do you call the process of solving one of the equations for one variable and

replacing the resulting expression to the other equation to solve for the other

variable without changing the value of the original expression?

a)

Elimination

b)

Substitution

c)

Graphing

d)

Cramer's Rule

4.

What is the first step to solve this system of linear equations

$5x-3y=-2$

$4x+3y=20$

a)

Subtract the equations.

b)

Multiply the first equation by 3.

c)

Multiply the second equation by 4.

d)

Add the equations.

5.

Which of the following is the most efficient method to use in solving the system

of linear equations

$4x+y=5$

$2x-y=1$

a)

Elimination

b)

Graphing

c)

Substitution

d)

Cramer's Rule

6.

What is the value of y in the system of linear equations

$x+3y=2$

$x+y=4$

a)

3

b)

-1

c)

3/2

d)

1

7.

Using the elimination method, what is the value of variable x in this system of

linear equations

$x-2y=6$

$x+2y=12$

a)

3/2

b)

6

c)

9/2

d)

9

8.

What should we multiply to

equation 1 so that x can be eliminated?

$2x+7y=1$

$3x-4y=5$

a)

3

b)

2

c)

7

d)

4

9.

Using Cramer's Rule, what is $D$ of

$4x+2y=-1$

$x+y=-2$

a)

8

b)

-2

c)

6

d)

2

10.

Which is the correct formula in determining $D_x$ ?

$4x+5y=-1$

$3x+y=1$

a)

b)

c)

d)

2GP Quiz 1 - STE

Total questions: 10

Worksheet time: 14mins

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