BA-R: E-Learning (1/28/2019)

The solution is:

• (4, 3)

• (3, 4)

• (-4, 3)

• No solution

The solution is:

• (6, 3)

• (3, 6)

• (-6, 3)

• No solution

The solution is:

• (-3,-8)

• (-8,-3)

• (3,-8)

• (8,3)

Solve the system of equations by substitution

• (10, 3)

• (6, 3)

• (15, 3)

• No solution

Solve the system of equations by substitution

• (-7, 8)

• (-7, -6)

• (8, -7)

• No solution

Solve the system of equations by substitution

• (-6, 30)

• (-2, 10)

• (44, 39)

• No solution

4x + 8y = 20

-4x + 2y = -30

Solve this system of equations by elimination

• (-7,1)

• (2, -5)

• (-2, 5)

• (7, -1)

x - y = 11

2x + y = 19

Solve this system of equations by elimination

• (10, -1)

• (-1, 10)

• (3, -4)

• (6, 7)

x + 6y = 1

3x - 2y = 3

Solve this system of equations by elimination

• (1, 0)

• (-1, 0)

• (0, 1)

• (0, -1)

Solve:

y = 4x - 10

y = 3x - 5

Solve this system of equations by substitution

• (7 , -15)

• (1, -5)

• (5 , 10)

• (1, 2)