taliyahjhonson1
17.11.2020 •
Mathematics
PLS HELP find the values of x, y and z..pls
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Ответ:
Step-by-step explanation:
8x-7+3x-11=180
11x-18=180
x=18
2y+23=4y+8
2y=15y=15/2
4y+8=3z²-5
y=15/2=> 30+8=3z²-5
43=3z²
z=±√(43/3)
Ответ:
68 it think
Step-by-step explanation: