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16 questions
An expression...
has an equal sign
does NOT have an equal sign
An equation...
has an equal sign
does NOT have an equal sign
The co in coefficient means with or together.
True
False
The constant is the number that stands alone.
True
False
A variable is a symbol that represents a number.
True
False
Which of the following is an expression?
5x + 2 - 8 = 25
14 = 5y
2h + 8
9 - r = 17
Which of the following is an equation?
4x
3y - 18 + x
c2−c−1
4x + 2 = 5 - x
What is the vocabulary word for the 4 in this expression: -5y + 4?
variable
constant
coefficient
What is the vocabulary word for the -5 in this expression: -5y + 4?
variable
constant
coefficient
What is the vocabulary word for the y in this expression: -5y + 4?
variable
constant
coefficient
What is the vocabulary word for the w in this equation?
2w + 7 = 19 − 6wvariable
constant
coefficient
What is the vocabulary word for the 19 in this equation?
2w + 7 = 19 − 6wvariable
constant
coefficient
What is the vocabulary word for the 2 in this equation?
2w + 7 = 19 − 6wvariable
constant
coefficient
Which part of this expression is a coefficient?
−8x−3+7y+20-8
20
y
-3
Which part of this expression is a constant?
−8x−3+7y+20-8
20
7
x
Which part of this expression is a variable?
−8x−3+7y+20y
7
20
-8
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