Solve Linear Equations

Which step contains an error?

• Step 1

• Step 2

• Step 3

• Step 4

• No Error

Tags

CCSS.HSA.REI.A.1

Solve for x:
3(5x + 10) + 10 = 6x - (x + 10)

• 3
• -3
• -5
• 5

Tags

CCSS.8.EE.C.7B

Solve for y:
4(2y - 3) + 5 = 3y + 2(y - 1)

• 1

• 2

• 3

• 4

Which step contains an error in the following solution?

Step 1: 2(x + 3) = 2x + 6
Step 2: 2x + 6 - 4 = 2x + 2
Step 3: 2x + 2 = 2x + 2
Step 4: x = 1

• Step 1

• Step 2

• Step 3

• Step 4

• No Error

Tags

CCSS.HSA.REI.A.1

Solve for z:
5z - 3(2z - 4) = 2z + 6

• -2

• 0

• 2

• 4

Solve for x:
2(3x - 4) + 7 = 5x + 1

• 1

• 2

• 3

• 4

Solve for y:
6(y + 2) - 3 = 2y + 9

• 0

• 1

• 2

• 3

Solve for z:
4z - 2(3z - 5) = z + 10

• -5

• 0

• 5

• 10

Tags

CCSS.8.EE.C.7B