Mathematics, 04.08.2020 18:01 Shobhoob
Find the ordered pair $(s, t)$ that satisfieFor a certain value of $k,$ the system \begin{align*} 3a + 4b &= 7,\\ 6a + 4b &= k- 4b \end{align*}has infinitely many solutions $(a, b).$ What is $k$?S the system \begin{align*} \dfrac{s}{2} + 5t &= 3,\\ 3t - 6s &= 9. \end{align*}
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Find the ordered pair $(s, t)$ that satisfieFor a certain value of $k,$ the system \begin{align*} 3a...
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