Solving Equations Using Algebra

What equation is modeled?

• 3 = 6

• 3x = 6

• x = 6

• 3 = 6x

Tags

CCSS.HSA.CED.A.3

Solve    -3x + 5 = -16

• 9

• 8

• -7

• 7

Tags

CCSS.7.EE.B.4A

4 = 2(x + 3)

• 1/2

• 7/2

• -1

• 5

Tags

CCSS.7.EE.B.4A

The objective when solving an equation is to....

• isolate the variable.

• check the solution.

• guess and check.

• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

Solve   -5t + 9 = 24

• -3

• 3

• 12

Tags

CCSS.7.EE.B.4A

What are inverse operations?

• Absolute values

• Opposite operations used in isolating a variable

• Operations used for only inequalities

• Unknown quantity represented by a letter or symbol

Tags

CCSS.HSA.REI.A.1

27 = 5r + 2

• 5

• - 5

• 5.8

• - 5.8

Tags

CCSS.7.EE.B.4A

To solve the equation: 6p-5=13

• Add 5

• Subtract 5

• Divide 5

• Multiply 5

Tags

CCSS.7.EE.B.4A

• Add 3

• Subtract 3

• Divide 3

• Multiply 3

Tags

CCSS.6.EE.B.7

• Multiply 8

• Divide 8

• Add 10

• Subtract 10

Tags

CCSS.7.EE.B.4A