Quiz Discussion

Title: Linear Equations with Two Variables

Grade Lesson s5-l2

Explanation: Let us discuss a few questions on this topic and review the answers to every question.

Quiz: Discussion

Discussion: Steps1 Steps2 Steps3 Steps4 Steps5

Id Name Note

Solve the following system of equations:
2x - 3y = 4 and 5x + y = 10.

A) x = 2 and y = 0

B) x = 5 and y = -1

C) x = -2 and y = 4

D) x = -7 and y = 3

Solve for x and y in the system of linear equations:
11x + 9y = 18 and 8x - 12y = 10.

A) \$x = 2/3\$ and \$y = 5/6\$

B) \$x = 3/2\$ and \$y = 1/6\$

C) \$x = 2/3\$ and \$y = -5/6\$

D) \$x = -3/2\$ and \$y = 1/6\$

Solve the following system of equations using the cross multiplication method:
6x + 7y = 12 and 8x - y =15.

A) x = -1.88 and y = 0.061

B) x = -1.78 and y = -0.016

C) x = 1.888 and y = 0.096

D) x = 1.78 and y = -0.016

Determine the solution to the following system of linear equations:
3x + y = 2 and x - 2y = 1.

A) \$ x = 6/(11), y = -1/7 \$

B) \$ x = 5/7, y = -1/7 \$

C) \$ x = 5/7, y = 1/7 \$

D) \$ x = -5/7, y = -1/7 \$

Find the values of x and y that make both equations true:
3x - 2y = 1 and 4x + y = 5.

A) \$x = (29)/7\$ and \$y = 9/(14)\$

B) x = 1, y = 1

C) \$x = (28)/(14)\$ and \$y = 8/7\$

D) \$x = (28)/7\$ and \$9/(14)\$

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