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Unit 1 Expressions & Equations

Name(s) ____________________________
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Across
3
Numbers without a variable, such as 5, are called a ______.
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If the highest power of x is a 3, then the expression is of what type?
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If the highest power of x is a 2, then the expression is of what type?
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The number in front of a variable. For example, in the expression 5x, the 5 is a(n) ____.
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Suppose you have a math problem that contains addition, subtraction, multiplication, and a set of parentheses. Which must be simplified first?
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Suppose you have a math problem with addition, exponents, and division. Which must be simplified first?
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Terms that have the same variable(s) and those variables are to the same power are called _____ terms.
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___ numbers are less than zero.
Down
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The answer to a multiplication problem is called a(n) _____
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Suppose you solve an equation and end up with the statement 8=8. Then this equation has ____ solution(s).
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Suppose you solve an equation and end up with the statement x=4. Then this equation has ___ solution(s).
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The answer to a subtraction problem is called a(n) _____
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___ numbers are greater than zero.
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The answer to a division problem is called a(n) ___
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If the highest power of x is a 1, then the expression is of what type?
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The answer to an addition problem is called a(n)___
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Suppose you solve an equation and end up with the statement 5=4. Then this equation has ____ solution(s).