3a - 2a = -1, a + 3a = 7

a + 4a =?

asked by guest
on Jan 24, 2025 at 3:12 am



You asked:

Given the following equations: \[\begin{aligned}3 a - 2 a &= -1\\ a + 3 a &= 7\end{aligned}\] Evaluate \(a + 4 a\).

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