Which of the following equations would not be a helpful next step in Solving the equation 3(a+7)+2a-7=5(a-4)-7 Please help

asked Jul 28, 2024 56.3k views

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Which of the following equations would not be a helpful next step in

Solving the equation
3(a+7)+2a-7=5(a-4)-7

Please help

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6 votes

Answer:

Number 3

Explanation:

$1. \: 3a + 21 + 2a = 5a - 20 \\ 2. \: 5a + 21 = 5a - 20 \\ 3. \: 21 = - 20 \\ 4. \: no \: solution$

ShaneKm answered Aug 2, 2024

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