constant, A. A number that does not change, such as 7 in 3x+7., variable, B. The letter or symbol that represents an unknown or changing number, such as x in 5x+2., algebraic expression, C. A mathematical phrase containing numbers, variables, and operations, such as 4x+7., evaluate, D. To find the value of an expression by substituting numbers and performing the calculations., coefficient, E. A number multiplied by a variable. In 6x, 6 is the ______., numerical expression, F. An expression containing only numbers and mathematical operations, such as 8+3×2., term, G. One part of an algebraic expression separated by a plus or minus sign. In 3x+5−2y, 3x, 5, and −2y are _____., order of operations, H. The rules that tell you which operations to perform first, such as parentheses, exponents, multiplication/division, and addition/subtraction., Associative Property, I. The property that says you can change the grouping of numbers without changing the answer., Commutative Property, J. The property that says you can change the order of numbers without changing the answer., Distributive Property, K. The property that says multiplying a number by a sum is the same as multiplying each number separately and then adding., Identity Property, L. A property in which adding 0 or multiplying by 1 leaves a number unchanged.

Algebraic Reasoning

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