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Why is 2(x+9) + 4x an expression and not an equation?​
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Why is 2(x+9) + 4x an expression and not an equation?​

User Changzhi
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Answer:

because an expersion is A variable can be a letter or another symbol that stands for an unknown in an equation or expression.

Step-by-ste p explanation:

User Gaurav Ingalkar
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