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Solve for x: 5a + 7x = 3(2a + 1) +4x
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Solve for x: 5a + 7x = 3(2a + 1) +4x

User Cgat
by
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1 Answer

4 votes

Answer:


(a + 3)/(3)

Explanation:


\begin{array}{rcl}5a + 7x & = & 3(2a +1) + 4x\\5a + 7x & = & 6a +3 + 4x\\7x & = & a + 3 + 4x\\3x & = & a + 3\\x & = & \mathbf{(a + 3)/(3)}\\\end{array}

User Krisztina
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