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PLEASE, I NEED YOUR HELP !!!!!Part A: What error did Carolyn make? Identify her mistake and explain the error.​

PLEASE I NEED YOUR HELP Part A What Error Did Carolyn Make Identify Her Mistake And Explain The Error class=

Sagot :

Answer:

She forgot to make the 4 a -4

3x-2x-4=7

Step-by-step explanation: