Topic 5 Equations and Inequalities Vocabulary

An ________________ does not have an equal sign; its algebraic because it has a variable

example: 2y-5

• Algebraic expression

• Algebraic equation

• Algebraic inequality

• Linear equation or inequality

Tags

CCSS.6.EE.A.2B

An ______________ does have an equal sign; its algebraic because it has a variable

2y-5=14

• Algebraic expression

• Algebraic equation

• Algebraic inequality

• Linear equation or inequality

Tags

CCSS.6.EE.B.5

An _________________ uses the inequality symbols instead of an equal; its algebraic because it has a variable

2y-5>14

• Algebraic expression

• Algebraic equation

• Algebraic inequality

• Linear equation or inequality

Tags

CCSS.7.EE.B.4B

An equation or inequality which graphs as a straight line

ax+b=c (standard form)

• Algebraic expression

• Algebraic equation

• Algebraic inequality

• Linear equation or inequality

Tags

CCSS.HSA.REI.D.12

The number part of the term with the variable

In -7x ; -7 is the ________________.

• coefficient

• constant

• variable

• like terms

Tags

CCSS.6.EE.A.2B

The term has a number but no variable

In 8a-6; 6 is the __________________.

• coefficient

• constant

• variable

• like terms

Tags

CCSS.6.EE.A.2B

They are the same variable raised to the same power

X is not like x² but 2a is like 3a in 2a+3a+4=5a+4

• coefficient

• constant

• variable

• Like terms

Tags

CCSS.6.EE.A.2B

You use the properties, join any like terms, etc. until you cannot do anything else

2a(3a+4+a)

2a(4a+4)

8a²+8a

• Simplifying an expression or equation

• like terms

• property of equality

• two-step equation

Tags

CCSS.6.EE.A.3

Operations that can “undo” each other have an ____________ _____________.

+ & -

× & ÷

• Like terms

• Simplifying an expression or equation

• Inverse relationship

• Simplifying an expression

Tags

CCSS.HSA.REI.A.1

Requires only one operation to solve

the equation

7+x=21 or 2x=24

• 1-step equation

• 2-step equation

• multi-step equation

• inverse operation

Tags

CCSS.6.EE.B.7