Pre-algebra

Front

What is the value of k in the equation k + 6 = 9 + 5?

Back

k = 8

Tags

CCSS.6.EE.B.7

Front

What is the value of n in the equation n + 12 = 20?

Back

n = 8

Tags

CCSS.6.EE.B.7

Front

Solve for n: 7 + n = 11.

Back

n = 4

Tags

CCSS.6.EE.B.7

Front

What is the value of n in the equation n = 4 + 12?

Back

n = 16

Tags

CCSS.6.EE.B.5

Front

What is the value of x in the equation 20 - x = 13?

Back

x = 7

Tags

CCSS.6.EE.B.7

Front

What is the process to isolate a variable in an equation?

Back

To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Tags

CCSS.6.EE.A.2C

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Tags

CCSS.HSA.REI.A.1

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Tags

CCSS.2.NBT.B.5