The sum of 2 numbers is 100. Twice the first number plus twice the second number is 200. What are the numbers?

Write a system of equations for this situation and solve using inspection. show work I don’t understand this

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# The sum of 2 numbers is 100. Twice the first number plus twice the second number is 200. What are

The sum of 2 numbers is 100. Twice the first number plus twice the second number is 200. What are the numbers?

Write a system of equations for this situation and solve using inspection. show work I don’t understand this