Question
Evaluate each expression if x = -3, y = 6, and z = -4. 1. x + y + (-1) = _____ 2. -15 +
Evaluate each expression if x = -3, y = 6, and z = -4.
1. x + y + (-1) = _____
2. -15 + (-x) + y
= _____
3.
= _____
4. -
= _____
x
y
z
x
y
z
(
)
5. 3x - 2y + z = _____
6.
= _____
y
2
x
z
7. 2yz - 3x = _____
8.
=_____
x
z
3
y
x
4
Combine Like Terms.
9. -5y + 9y = __________
10. - 5q - 2 + 2q - 8 = ____________
11. -9x + 7 - 2y - 4x - 8y = _________
12. -7a - 2y + 7 + 2y + 5a = ________________
EVALUATE
for x = -3, y = -2, z = 6.
13. 6x - 2 + 9y - 3y - 3x
__________________
14. xy + 5x - 3y - 7x + 2xy - 4z
__________________
15. -5x + 3y + 2 - 8 + 3x - 5y
__________________
16. -2z + 4x - 3y + 18
__________________
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Linear Algebra A Modern Introduction
Authors: David Poole
4th edition
1285463242, 978-1285982830, 1285982835, 978-1285463247
