Equations with Inverse Operations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

Tags

CCSS.6.EE.A.2C

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 are inverse operations?

Back

Inverse operations are pairs of operations that undo each other, such as addition and subtraction, or multiplication and division.

Tags

CCSS.HSA.REI.A.1

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Tags

CCSS.7.EE.B.4A

Front

If a + 9 = 11, what is the value of a?

Back

a = 2

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CCSS.6.EE.B.7

Front

If d + 11 + 30 = 60, what is the value of d?

Back

d = 19

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CCSS.6.EE.B.7

Front

If 12 - 12 + t = 14, what is the value of t?

Back

t = 14

Tags

CCSS.6.EE.B.7

Front

If h + 20 + 14 = 60, what is the value of h?

Back

h = 26

Tags

CCSS.6.EE.B.7

Front

If x + 10 = 30, what is the value of x?

Back

x = 20

Tags

CCSS.6.EE.B.7

Front

What is the first step to solve the equation x + 5 = 12?

Back

Subtract 5 from both sides to isolate x.

Tags

CCSS.6.EE.B.7