equations with one variable

Front

What is an equation with one variable?

Back

An equation that contains only one variable, which can be solved to find its value.

Tags

CCSS.6.EE.B.7

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving the equation -12 = 24 + 4b?

Back

Subtract 24 from both sides to isolate the term with the variable.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 13 = 11 - 4x?

Back

x = -1/2.

Tags

CCSS.7.EE.B.4A

Front

How do you isolate the variable in the equation -4x + 1 = 21?

Back

Subtract 1 from both sides and then divide by -4.

Tags

CCSS.7.EE.B.4A

Front

What is the value of n in the equation 6n + 4 = -26?

Back

n = -5.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 2x - 3 = 1?

Back

x = 2.

Tags

CCSS.7.EE.B.4A

Front

What is the purpose of using inverse operations in solving equations?

Back

To undo operations and isolate the variable.

Tags

CCSS.7.EE.B.4A

Front

What does it mean if an equation has no solution?

Back

It means there is no value for the variable that can satisfy the equation.

Tags

CCSS.8.EE.C.7A

Front

What is a linear equation?

Back

An equation that graphs to a straight line and can be written in the form ax + b = c.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2