Answer:
The value of x is 3
Explanation:
If they area similar, then the ratio of the sides are equal
Mathematically;
x+ 1/3x + 1 = 8/20
20(x + 1) = 8(3x + 1)
20x + 20 = 24x + 8
24x-20x = 20-8
4x = 12
x = 12/4
x = 3
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