Answer:
Step-by-step explanation:
17. 10x+24 OR 108 18. 72 19. 8.4
(10x+24)+72=180
10x+96=180
10x=84
x=8.4
10x+24
10(8.4)+24
84+24
108
a²+b²=x²
4²+3²= x²
16+9= x²
25= x²
V25= x
5= x
6
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