Modeling +/- Equations

Write the equation for the model.

• 10=2-x
• -10=-x+2
• -10=x-2
• -10=x+2

Tags

CCSS.HSA.CED.A.3

What equation is modeled? Solve the equation.

• x -6 = 13

• x + 6 = -13

• x + 6 = 13

• x - 6 = 13

Tags

CCSS.6.EE.B.7

If the triangle represents the variable and each circle equals one, is this model and equation in the image correct?

• Yes

• No, there needs to be 7 circles on the right side of the equal sign.

• No, there needs to be 4 circles on the right side of the equal sign.

• No, there needs to be a minus sign in the equation.

Tags

CCSS.HSA.CED.A.3

Write the equation for the model.

• x+(-6)=-11
• x+6=-11
• x-6=11
• x+6=11

Tags

CCSS.HSA.CED.A.3

Write the equation for the model.

• 7=x+3
• 7=x+(-3)
• 7=-x+3
• -7=x-3

Tags

CCSS.HSA.CED.A.3

Solve the equation.

• x=10
• x=-4
• x=-10
• x=4

Tags

CCSS.6.EE.B.7

• x = 1
• x = -1
• x = -7
• x = 7

Tags

CCSS.6.EE.B.7

• x = -8
• x = 8
• x = -4
• x = 4

Tags

CCSS.6.EE.B.7

• x = 3
• x = 15
• x = -3
• x = -15

Tags

CCSS.6.EE.B.7

• x = -2

• x = -18

• x = 2

• x = 18

Tags

CCSS.6.EE.B.7