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-5*1/7^x7 equation

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Numerical solution:

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The solution

You have entered [src]
    -x7    
-5*7    = 0
$$- 5 \left(\frac{1}{7}\right)^{x_{7}} = 0$$
The graph
Sum and product of roots [src]
sum
0
$$0$$
=
0
$$0$$
product
1
$$1$$
=
1
$$1$$
1
Numerical answer [src]
x71 = 88.9673174801058
x72 = 18.9673174801058
x73 = 110.967317480106
x74 = 64.9673174801058
x75 = 106.967317480106
x76 = 76.9673174801058
x77 = 44.9673174801058
x78 = 78.9673174801058
x79 = 40.9673174801058
x710 = 28.9673174801058
x711 = 22.9673174801058
x712 = 102.967317480106
x713 = 42.9673174801058
x714 = 34.9673174801058
x715 = 90.9673174801058
x716 = 70.9673174801058
x717 = 92.9673174801058
x718 = 56.9673174801058
x719 = 36.9673174801058
x720 = 54.9673174801058
x721 = 98.9673174801058
x722 = 58.9673174801058
x723 = 72.9673174801058
x724 = 24.9673174801058
x725 = 52.9673174801058
x726 = 80.9673174801058
x727 = 74.9673174801058
x728 = 16.9673174801058
x729 = 68.9673174801058
x730 = 62.9673174801058
x731 = 48.9673174801058
x732 = 94.9673174801058
x733 = 14.9673174801058
x734 = 96.9673174801058
x735 = 100.967317480106
x736 = 46.9673174801058
x737 = 50.9673174801058
x738 = 38.9673174801058
x739 = 60.9673174801058
x740 = 86.9673174801058
x741 = 82.9673174801058
x742 = 20.9673174801058
x743 = 26.9673174801058
x744 = 104.967317480106
x745 = 30.9673174801058
x746 = 108.967317480106
x747 = 84.9673174801058
x748 = 66.9673174801058
x749 = 32.9673174801058
x749 = 32.9673174801058