Algebra A.2i System of Equations

Solving the system by graphing

y = x - 4

y = 4x + 2

• (2, -2)

• (-1, -5)

• (-2, -6)

• (-2, -2)

Tags

CCSS.8.EE.C.8B

Solve the system by graphing

y = -3x + 5

6x + 2y = -2

• (1, 2)

• (3, 5)

• Infinite solutions

• No solution

Tags

CCSS.8.EE.C.8B

Solve the system by graphing

-9x + 6y = 12

4x - 8y = 16

• (2, 5)

• (-4, -4)

• (-4, -2)

• (-2, -1)

Tags

CCSS.8.EE.C.8B

Solve the system using substitution

y = 4x - 8

y = 2x + 10

• (9, 28)

• (3, 4)

• (9, 44)

• (-3, -20)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using substitution

-6x + 8y = 36

y = 4x + 11

• (2, 19)

• (1, 15)

• (-2, 3)

• (-6, -13)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using substitution

3x + 5y = 2

x + 4y = -4

• (-12, 2)

• (0, -1)

• (-2, 4)

• (4, -2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using elimination

2x + 5y = 17

6x - 5y = -9

• (6, 1)

• (1, 3)

• (11, -1)

• (1, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using elimination

2x - 3y = -27

2x + y = -7

• (-6, 5)

• (5, -17)

• (4, 5)

• (-21, -5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using elimination

3x + 2y = -9

-10x + 5y = -5

• (-2, -1)

• (-1, -3)

• (3, 0)

• (1, -6)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The sum of two numbers is 644 and the difference of the two numbers is 72. Write and solve a system of equations to find the two numbers.

• 296 and 348

• 252 and 392

• 302 and 374

• 286 and 358

Tags

CCSS.8.EE.C.8C