Expressions & Equations Practice B

Front

What is the first step in solving the equation x + 8 - 12 + 4x = 6?

Back

Combine the like terms.

Tags

CCSS.8.EE.C.7B

Front

Why is it important to perform the same operation on both sides of an equation when solving for a variable?

Back

To keep both sides balanced.

Tags

CCSS.6.EE.B.7

Front

What is a number that accompanies a variable called?

Back

Coefficient.

Tags

CCSS.6.EE.A.2B

Front

What mathematical property is used when dividing the coefficient in an equation?

Back

Multiplicative Inverse.

Tags

CCSS.HSA.REI.A.1

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to 'combine like terms' in an equation?

Back

It means to simplify the equation by adding or subtracting terms that have the same variable and exponent.

Tags

CCSS.7.EE.A.1

Front

What is the solution to the equation 8x = -88?

Back

x = -11.

Tags

CCSS.6.EE.B.7

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 is the definition of an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is the significance of the equal sign in an equation?

Back

It indicates that the expressions on both sides have the same value.

Tags

CCSS.HSA.REI.A.1