Answer:
b. (3, −2)
Explanation:
I got 100%
here is the test
Question 1
(08.03)
Solve the system of equations and choose the correct answer from the list of options. (4 points)
x + y = −3
y = 2x + 2
a. five over 3 comma 4 over 3
Selected: b. negative 5 over 3 comma negative 4 over 3This answer is correct.
c. negative 3 over 5 comma negative 3 over 4
d. 3 over 4 comma 3 over 5
4/4
Question 2
(08.03)
A system of equations is given below:
y = 4x − 3
2x + 7y = 41
Which of the following steps could be used to solve by substitution? (4 points)
a. 2(y = 4x − 3) + 7y = 41
b. 4x − 3 = 2x + 7y
Selected: c. 2x + 7(4x − 3) = 41This answer is correct.
d. 2(y = 4x − 3)
4/4
Question 3
(08.03)
A set of equations is given below:
Equation S: y = x + 9
Equation T: y = 2x + 1
Which of the following steps can be used to find the solution to the set of equations? (4 points)
a. x = 2x + 1
b. x + 9 = 2x
c. x + 1 = 2x + 9
Selected: d. x + 9 = 2x + 1This answer is correct.
4/4
Question 4
(08.03)
A set of equations is given below:
Equation R: y = 5x + 10
Equation S: y = 5x + 5
Which of the following options is true about the solution to the given set of equations? (4 points)
a. One solution
b. Two solutions
c. Infinite solutions
Selected: d. No solution This answer is correct.
4/4
Question 5
(08.03)
Solve the system of equations and choose the correct answer from the list of options.
d + e = 1
−d + e = −5
Label the ordered pair as (d, e). (4 points)
a. (0, 0)
Selected: b. (3, −2)This answer is correct.
c. (−2, 3)
d. (−3, 0)