Equivalent Equations

Front

What is the objective when solving an equation?

Back

Isolate the variable.

Tags

CCSS.6.EE.B.7

Front

Back

Tags

CCSS.8.EE.C.7A

Front

Solve the equation: 3a + 9 + 4a = 2

Back

a = -1.

Tags

CCSS.8.EE.C.7B

Front

Back

Tags

CCSS.6.EE.B.5

Front

Solve the equation: -5x = 25

Back

x = -5.

Tags

CCSS.6.EE.B.7

Front

What does it mean for two equations to be equivalent?

Back

They have the same solution set.

Tags

CCSS.8.EE.C.7A

Front

How can you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation.

Front

Back

Subtract 3 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the principle of equality in equations?

Back

You can perform the same operation on both sides of an equation without changing the equality.

Tags

CCSS.6.EE.B.7

Front

What is an example of combining like terms?

Back

Tags

CCSS.7.EE.A.1