Answer:
LP = 15
Explanation:
LM = LP ( isosceles triangle sides will be equal )
10x - 5 = 7x + 1
Transpose to find the value of x
10x -7x = 1 + 5
3x = 6
x = 6/3
x = 2
now put 2 instead of x
10x - 5
10 (2) - 5
20 - 5
15
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