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  • 20-09-2022
  • Mathematics
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Example 3
Evaluate each expression if w = -5, x = 8, y = 2, and z = -4.
12. 15w+x|-7
13. z+ 14x-yl
15. 16-z-2x
18. 20-13y + 2w|
16. 6y-|w+5z|
19. |6x|-3z
14. 15z-2x +8w
17. |x+y|-z
20. |7y-2w| +xz|

Example 3 Evaluate each expression if w 5 x 8 y 2 and z 4 12 15wx7 13 z 14xyl 15 16z2x 18 2013y 2w 16 6yw5z 19 6x3z 14 15z2x 8w 17 xyz 20 7y2w xz class=

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