one step equations (with negatives)

Omar tried to solve an equation algebraically. Find his mistake.

• Step 1 - He should have divided by 4.5.

• Step 2 - He divided wrong.

• There is no mistake.

Kyra tried to solve an equation algebraically. Find her mistake.

• Step 1 - She didn't do the same thing to both sides.

• Step 2 - She added wrong.

• There is no mistake.

Rico tried to solve an equation algebraically. Find his mistake.

• Step 1 - He didn't do the same thing to both sides.

• Step 2 - He subtracted wrong.

• There is no mistake.

What do you need to do to both sides to isolate the variable?

• Add 5

• Subtract 5

• Multiply by 5

• Divide by 5.

Tags

CCSS.6.EE.B.7

When solving the equation 3x = 27, what should you do to both sides to isolate the variable?

• Add 3

• Subtract 3

• Multiply by 3

• Divide by 3.

Tags

CCSS.HSA.REI.A.1

To solve the equation:

-5x = 25

the first step is:

• Add 5

• Subtract 5

• Multiply -5

• Divide -5

Tags

CCSS.6.EE.B.7

Solve for x.

x + 12 = 20

• x = 8

• x = -32

• x = 32

• x = -8

Tags

CCSS.6.EE.B.7

Evaluate (solve).

y - 4.6 = 12

• y = 16.6

• y = 5.8

• y = 7.4

• Answer not Given

Tags

CCSS.6.EE.B.7

Solve the equation:

x - 5.5 = 10.5

• x = 5.5

• x = 5

• x = -15

• x = 16

Tags

CCSS.6.EE.B.7

6x = 30

• x = 5
• x = 24
• x = 6
• x = 36

Tags

CCSS.6.EE.B.7