Multi-Step Equations

Which step cannot be performed first when solving the equation
5 - 2(x - 7) = x + 1 + 3x

• Distributing -2 to (x - 7)
• Combining x and 3x
• Subtracting 1 from both sides
• 5 - 2

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Add 4 to both sides
• Add the 2a and a 
• Distribute 4 to a and -5
• Distribute -4 to a and -5

Tags

CCSS.8.EE.C.7B

2 + 14a = -8 + 9a

• -2
• 3
• 5
• -10

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

10(h+1)-4=76

• h=10
• h=4
• h=7
• h=76

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

 $\frac{9\ +\ a}{-27}$  = -1

• a = -36

• a = 18

 $\frac{X}{8}$   + 10 = 11

• x = -8

• x = 8

3y+4y+6=20

• y=2
• y=-2
• y=4
• y=3

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

* Solve:
-2(m + 3) - 5m = -34

• m = 4
• m = 8
• m = 40/7
• a = -8

Tags

CCSS.8.EE.C.7B

5x - 4 + 2x = 3

• 1
• 2
• 3
• 4

Tags

CCSS.8.EE.C.7B

3x + 2(4x - 4) = 3

• 4
• 3
• 2
• 1

Tags

CCSS.8.EE.C.7B