QUESTION POSTED AT 02/06/2020 - 01:26 AM

### Answered by admin AT 02/06/2020 - 01:26 AM

The answer is 4.5

The midpoint means that the lines on both sides of it are equal to each other

So if you sub 4.5 in each equation
2(4.5)+10 = 19
4(4.5)+1 = 19

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