5. Andre is solving the equation 4 (x + 3) = 7. He says, "I can subtract from each side to get
4x = 1 and then divide by 4 to get x = " Kiran says, "I think you made a mistake."
a. How can Kiran know for sure that Andre's solution is incorrect?
b. Describe Andre's error and explain how to correct his work.
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