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Definitions
Order of Operations
Built algebraic expressions from words
Built algebraic expressions from words 2
Parts of an Expression
100

a number that does not change, stays the same

What is a constant?

100

(30-3) + 11

what is 38?

100
5 less than a number
What is x-5 ?
100
the quotient of a number and 2
What is x/2 ?
100

In the expression, 2x+5, the "2" is the...

What is coefficient?

200
A quantity or number we don't know
What is a variable?
200

5 x 4 - 8 is...

what is 8?

200
10 less than a number
What is x-10 ?
200
the difference of a number and 3
What is x-3 ?
200

In the expression, 2x+5, the "x" is the...

What is the variable?

300
A mathematical phrase that contains numbers, variables and operations (like addition, subtraction, multiplication and division)
What is an algebraic expression?
300

9 × (3 + 3) ÷ 6

what is 9?

300
the sum of a number and 5
What is x+5 ?
300
5 times the difference of a number and 10
What is 5(x-10) ?
300

In the expression, 2x+5, the "5" is the...

What is the constant?

400
It is another name for "addition"
What is sum?
400

6 × 6 − (7 + 5) is...

what is 24?

400

 twice a number

What is 2x ?

400
5 less than the quotient of a number and 8
What is x/8 - 5 ?
400

Terms in the expression, like 2x+4, are always separated by _________ or _________

what is addition and subtraction?

500
Another name for subtraction
What is difference?
500

7 × 9 − 7 − 3 × 5 is...

41

500

a number increased by 11

What is x+11 ?

500
a number less than the product of 2 and 5
What is 10-x ?
500

How many terms are in, 3x+4-11x2 ?

What is 3 terms?