Cramer's Rule 3 x 3 Test

Question 1 of 5: Solve each system:

$$x + y + 5z=-27$$ $$x - 6y + 6z=-11$$ $$5x - 4y + 5z=-8$$

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Not Correct! Cool Emoji

No Solution

$$(1, -2, 0)$$

$$(1, -3, -5)$$

$$(-3, -4, 1)$$

$$(0, 1, -2)$$

Question 2 of 5: Solve each system:

$$-2x + 3y + z=18$$ $$x + 3y - 4z=-14$$ $$-2x - 5y - 6z=-26$$

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No Solution

$$(-4, 2, 4)$$

$$(-1, -6, -4)$$

$$(-4, -5, -3)$$

$$\left(2, -1, \frac{1}{2}\right)$$

Question 3 of 5: Solve each system:

$$6x - 2y + 5z=-7$$ $$4x + 5y + 5z=13$$ $$-2x - 6y - 2z=-12$$

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$$(-3, 2, 3)$$

$$(4, -3, 5)$$

No Solution

$$(0, -2, 6)$$

$$(3, -4, 0)$$

Question 4 of 5: Solve each system:

$$x - y + 3z=2$$ $$5x + 3y + 4z=0$$ $$5x + 5y - 5z=10$$

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No Solution

$$\left(3, 6, 3\right)$$

$$(4, -4, 2)$$

$$(1, 3, 0)$$

$$(6, 5, 2)$$

Question 5 of 5: Solve each system:

$$x - 5y + 3z=-19$$ $$6x - 6y + 3z=-15$$ $$x + 3y - 2z=15$$

Finish »

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$$(0, 2, 3)$$

$$(-1, 2, -3)$$

$$(-4, -5, 6)$$

$$\left(\frac{3}{4}, \frac{5}{2}, 7\right)$$

No Solution

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