Do Now: Is this a solution to an equation

Front

What is a solution to an equation?

Back

A solution to an equation is a value of the variable that makes the equation true when substituted into it.

Front

How do you determine if a value is a solution to an equation?

Back

Substitute the value into the equation and check if both sides are equal.

Tags

CCSS.6.EE.B.5

Front

What does it mean if an equation is balanced?

Back

An equation is balanced when both sides have the same value after substituting the variable.

Tags

CCSS.6.EE.B.5

Front

Evaluate: 14 ÷ p = 2 for p = 7. Is this a solution?

Back

Yes, because 14 ÷ 7 = 2.

Tags

CCSS.6.EE.B.5

Front

Evaluate: 13 - w = 10 for w = 2. Is this a solution?

Back

No, because 13 - 2 = 11, which is not equal to 10.

Tags

CCSS.6.EE.B.5

Front

Evaluate: 26 = y - 9 for y = 35. Is this a solution?

Back

Yes, because 26 = 35 - 9.

Tags

CCSS.6.EE.B.5

Front

Evaluate: 15 = v ÷ 3 for v = 45. Is this a solution?

Back

Yes, because 15 = 45 ÷ 3.

Tags

CCSS.6.EE.B.5

Front

Evaluate: s ÷ 4 = 5 for s = 24. Is this a solution?

Back

No, because 24 ÷ 4 = 6, which is not equal to 5.

Tags

CCSS.6.EE.B.5

Front

What is the first step in solving an equation?

Back

Identify the variable and the equation you need to solve.

Tags

CCSS.7.EE.B.4A

Front

What is the importance of checking your solution?

Back

Checking your solution ensures that the value satisfies the original equation.

Tags

CCSS.8.EE.C.7B