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Q:
se elimination and back-substitution to solve the following system of linear equations. \[ \left\{\begin{array}{c}x-y+z=0 \\ 2 x+y-3 z=0 \\ 4 x+2 y-6 z=0\end{array}\right. \] Name:
Q:
b) \( 4 / \frac{1}{2} \)
Q:
Evaluate the integral \[ \int \frac{d x}{(2 x+2)^{4}}, \] by making the appropriate substitution: \( u=\square \)
Q:
На автомашине планировали перевезти сначала \( 3 \frac{8}{9} \) т груза, а г том ещё \( 2 \frac{11}{18} \) т. Однако перевезли на \( 1 \frac{1}{4} \) т меньше, чем предпол гали. Сколько всего тонн груза перевезли на автомашине?
Q:
3 gallons equals how many ounces?
Q:
Evaluate the integral \[ \int x^{5}\left(x^{6}-8\right)^{21} d x, \] by making the appropriate substitution: \( u=\square \)
Q:
На автомашине планировали перевезти сначала \( 3 \frac{8}{9} \) т груза, а г том ещё \( 2 \frac{11}{18} \) т. Однако перевезли на \( 1 \frac{1}{4} \) т меньше, чем предпол гали. Сколько всего тонн груза перевезли на автомашине?
Q:
Evaluate \( a-b \) if \( a=-2.5 \) and \( b=\frac{2}{5} \). Write your answer as a decimal to the nearest tenth.
Q:
\( x-y \) if \( x=-5 \frac{1}{4} \) and \( y=-6.8 \). Write your answer as a decimal to the nearest hundredth.
Q:
Solve for \( x \) and \( y \) simultaneously: \( y=2+5 x \) and \( 2 x y-7=-x^{2} \)
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