Answer:
the first one is 6.4 i cant help with others srry im not smart either.
Explanation:
(1) w = 6.4
(2) w = -67
(3) q = 336
(4) z = -14
(5) x = 9
(6) y = 3
(7) x = 8
(8) x = -16
(9) x = 54
(10) x = 13.5
Ik u need it quick so mb for not explaining. Good luck
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