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WorksheetsUnit 2 Math Vocab Review- Equations
Total questions: 24
Worksheet time: 3600secs
An equation...
has an equal sign
does NOT have an equal sign
A variable is a symbol that represents a number.
True
False
An equation is...
a problem that contains at least one variable and at least one operation; no equal sign
a mathematical sentence showing two expressions are equal.
The solution for a variable
The value that results in a true sentence
Inverse Operations are operations which undo each other.
True
False
What is the reciprocal of 87 ?
1
1614
78
87
Numbers decrease as you go to the left on the number line and are called negative numbers?
Numbers increase as you go left on the number line and are called positive numbers?
Like terms have the same variables and the same exponents.
true
false
If we were to translate the sentence: Four more than six times a number is 18. What would we be doing?
solving it
rewriting it as an equation
distributing it
An example of a let statement would be...
Let the number
Let my answer be 25
Let x = the number of hours
Let the solution
To write an equivalent expression by combining like terms. For example writing 2x + 3x as 5x. You would do what?
exponent
coefficient
simplify
solve
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)
Use the distributive property to simplify the expression below:
−12n+3
−12n−6
−12n−2
−12n−3
Twice a number means you...
add 3
multiply by 2
divide by 2
add 2
Four more than six times a number is 18.
