Algebra - Vocabulary

A statement that the values of two mathematical expressions are equivalent (indicated by the sign =).

• equation

• solution

• algebraic expression

• operation

What are the coefficients in this statement?
a + 6b = 2

• 6
• 2
• 1, 6
• 1, 6, 2

Tags

CCSS.6.EE.A.2B

What is it?
x = 5

• Expression
• Equation

Tags

CCSS.L.7.6

CCSS.L.8.6

CCSS.W.7.2D

CCSS.W.8.2D

CCSS.L.6.6

How many terms are in the expression

3a - 2b - c + 100

• 3

• 4

• 1

• 8

Tags

CCSS.6.EE.A.2B

What are the variables in the following expression: 3z + 4x - 1 + 7y

• 3, 4, 1 and 7
• z, x and y
• + and -
• 15

Tags

CCSS.6.EE.A.2B

What is it?
8y +10 = 1

• Expression
• Equation

Tags

CCSS.L.7.6

CCSS.L.8.6

CCSS.W.7.2D

CCSS.W.8.2D

CCSS.W.6.2D

A value, or values, we can put in place of a variable (such as x) that makes the equation true.

Example: x + 2 = 7

When we put 5 in place of x we get: 5 + 2 = 7

5 + 2 = 7 is true, so x = 5 is a _________

• term

• solution

Sometimes a variable is multiplied by a number. This number is called the ___________________ of the variable.

• term

• coefficient

• variable

What is the distributive property?

• For any numbers a, b, c,

  a(b + c) = ab + ac

• For any numbers a, b, and c,

  a(b + c) = a + (b + c)

• For any numbers a, b, c,

  abc = a + b + c

• For any number a, b, and c,

  a(b + c ) = a(c + b)

Tags

CCSS.6.EE.A.3

Determine which choice best shows the commutative property of multiplication.

• 2x6=6x2
• (0x10)x9=0x(10+9)
• 2X(6+1)=(2x6)x1
• 2x(6+1)=2x6+2x1

Tags

CCSS.3.OA.B.5