Answer:
The answer would be 7
Step-by-step explanation:
2x5-2^2+1
=10-4+1
=7
x=6
5x+4+8x-3=79
=>13x=79-4+3
=>13x=78
=>x=78/13
=>x=6
Answer: 6.7*10^-5
17(x-2)