LINR 2 | Lesson 1 | Try This! (Solving Equations Solutions)

Try This! (Solving Equations Solutions)

1.      \[15x + 25 = 225\]\[15 x = 200\]\[x = 13 \frac{1}{3}\]

It will take \(14\) weeks to have enough money to buy the bike.


2.     \[15x + 25 (2x) = $7800\]\[65x = $7800\]\[x = 120\]

They sold \(120\) tee-shirts for \($15\) and \(240\) tee-shirts for \($25\).


3.      \[ax + by = c\]\[by = -ax + c\]\[y = -\frac{a}{b} x + \frac{c}{b}\]


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