Simplify each expression.
-x + x
-(a + b) + (a + b)...
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Two lines parallel to a third line are parallel to each other. always sometimes or never
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14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6
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Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
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