Respuesta :
A common technique for simplifying algebraic expressions. When combining like terms, such as 2x and 3x, we add their coefficients. For example, 2x + 3x = (2+3)x = 5x.
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Answer: So if you have an equation like this: x^2+4x-2x+8 you would combine (4x-2x) to simplify the equation to: x^2+2x+8
Step-by-step explanation: