Quiz: Discussion in Class

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| Steps 1 | 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

| Steps 2 | Solve the following system of 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\$

| Steps 3 | Solve the following system of equations:
5x - y = 11 and 3x + 2y = 4.

| A) x = 2, y = 0

B) x = 5 and y = -1

C) x = 2 and y = - 1

D) x = -7 and y = 3

| Steps 4 | Solve the following system of equations:
3x + y = 2 and x - 2y = 1. | A) \$ x = 6/11\$ and \$ y = -1/7 \$

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

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

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

| Steps 5 | Solve the following system of equations:
3x - 2y = 1 and 4x + y = 5.

| A) x = 2 and y = 1

B) x = 1 and y = 1

C) x = 3 and y = 2

D) x = 4 and y = 5

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