Solving Equations Substituting Variables Algebra Two

Substitute x= 3 into the expression 3x+1

• 3

• 9

• 10

• 7

Tags

CCSS.6.EE.A.2C

Pick the thing that we could use as a Variable

• 12

• 8

• 1

• k

Tags

CCSS.6.EE.B.6

If a = 6 and b = 7,find the value of 15-a-b.

• 2

• 3

• 4

• 5

Tags

CCSS.6.EE.A.2C

6q +m - m when m =8 and q= 3

• 63

• 24

• 18

• 1

Tags

CCSS.6.EE.A.2C

7. Solve the system of linear equations: 2x + 5y = 13 and 3x - 2y = 4

• x = 4, y = 4

• x = 3, y = 1

• x = 2, y = 3

• x = 5, y = 2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

x = 3y

2x + 3y = 36

what would the second equation look like after substitution?

• 3y + 3y = 36

• 23y + 3y = 36

• 2x + 3y = 3y

• 2(3y) + 3y = 36

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by substitution:

y = 7x + 9

2y + 2x = -18

• (5, 0)

• (9, 18)

• (-2, -5)

• (1, 16)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the following system of equations: 5x - 4y = 3 and 2x + 3y = 8

• x = 4, y = 3

• x = 2, y = 1

• x = 3, y = 2

• x = 1, y = 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

29x+37y=103 and 37x+29y = 95 then

• x=1, y=2

• x=2, y=1

• x=3, y=2

• x=2, y=3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Tags

CCSS.6.EE.C.9