Q. Which expression is equivalent to 2x+x+10x ?13x1+12x−9xx+12
Combine Like Terms: Combine like terms by adding the coefficients of x.2x+x+10x can be simplified by adding the coefficients (2, 1, and 10) together.2+1+10=13So, 2x+x+10x=13x
Check for Errors: Check for any possible math errors in the previous step.We added the coefficients correctly: 2+1+10=13.No math error was made.
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