Systems of Equations-4

In the xy-coordinate plane, the graphs of y=3x - 1 and y=-2x + 4 intersect at what point?

• A. (1,0)
• B. (1,2)
• C. (2,0)
• D. (2,2)

A system of equations is shown below.
9x + 5y =8
3x - y=4
What is the y-value of the solution to the system?

• A.  -2
• B.  -½
• C.  2
• D.  5/2

A system of equations is shown below.
9x + 5y =8
3x - y=4
What is the y-value of the solution to the system?

• A.  -2
• B.  -½
• C.  2
• D.  5/2

What value of y satisfies the system of equations below?
2x-y=6
2x + 3y=14

• A. 2
• B. 4
• C. 5
• D. 10

A system of equations is shown below.
5x=4y+ 28
-2y=7x - 24
What is the x-value in the solution to the system?

• A. -2
• B. 2
• C. 4
• D. 6

Look at this systems of equations.
-5a + 4b = -2
 8a +  13= b
What is the value of b for the solution to this systems of equations? 

• A.  3
• B.  2
• C. -2
• D. -3

How many solutions does the system of equations below have?
y= x + 2
y= x − 1

• A. one
• B. two
• C. none
• D. infinitely many

Which two steps should be used first in solving the system of equations by substitution?
 6y − 4x =22
y + 2X = 9

• A. Multiply the first equation by 4 and the second equation by 2.
• B. Substitute 9 for y in the first equation and then solve the other equation for x.
• C. Solve the second equation for y and then substitute this value into the first equation.
• D. Subtract the terms in the second equation from the first equation and then solver for y.

What is the x-coordinate of the solution to the system of linear equations?
x= 3y - 8
2x + 26 =y

• A. x= -2
• B. x= -3.6
• C. x= -14
• D. x= -15.6

The substitution method will be used to solve this system of equations.
x + 2y =7
2x - 7y =3
Which equation would lead to a correct solution with this method?

• A. (7- 2y) + 2y =7
• B. ( 7 + 2y) + 2y =7
• C. 2(7 ₋ 2y) ₋ 7y= 3
• D. 2(7 + 2y)₋ 7y=3