Solving One-variable Equations

Front

What is the most important rule when solving equations?

Back

Whatever you do to one side of the equal sign, you have to do to the other.

Tags

CCSS.6.EE.B.7

Front

When you are trying to UNDO addition, you should use...

Back

subtraction

Tags

CCSS.HSA.REI.A.1

Front

When you are trying to UNDO multiplication, you should use...

Back

division

Tags

CCSS.HSA.REI.A.1

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

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 a variable in an equation?

Back

A symbol, often a letter, that represents an unknown value.

Tags

CCSS.6.EE.A.2B

Front

What is the purpose of isolating the variable?

Back

To find the value of the variable by getting it alone on one side of the equation.

Tags

CCSS.7.EE.B.4A

Front

What is the inverse operation of subtraction?

Back

Addition

Tags

CCSS.1.OA.A.1

Front

What is the inverse operation of division?

Back

Multiplication

Tags

CCSS.4.NBT.B.6

Front

If x + 5 = 12, what is the value of x?

Back

x = 7

Tags

CCSS.6.EE.B.7