HELP ME PLEEESE. I need the solution. What is the value of x?
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Answer:
x = 15
Step-by-step explanation:
create a proportion: x + 10 = x + x + 10
5 8
cross-multiply: 8(x + 10) = 5(2x + 10)
8x + 80 = 10x + 50
80 = 2x + 50
30 = 2x
15 = x