### Unit 5: Algebraic Expressions and Equations

Martha Paz-Espinoza

 1 2 3 4 5 6 7 8 9 10 11

Across
2.A letter that represents an unknown number
3.an equation that requires the use of two operations to solve (2x +1 = -5; -5 = 2x +1)
5.to leave alone on one side of the equation
7.to keep both sides of an equation equal
8.a spoken word phrase (i.e. the sum of two consecutive integers
9.an equation that requires the use of one operation to solve (x + 3 = -4)
10.substitute a number for a variable and use the order of operations to check
11.a mathematical sentence that uses the equal sign (=) to show that two expressions are equal
Down
1.An expression containing one or more variables
3.In an equation, it is a constant, a variable, or a constant variable
4.A number that is placed in front of a variable
6.A number

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