Could someone explain to me how you do 13?

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asked Feb 21, 2018 51.2k views

1 Answer

Johanna · Answer 1 · 2018-02-26T02:48:20+0000

13 is made up of vertical answers.
This means that 110 = (2x + 40) and 70 = (y + 20).

110 = (2x + 40)
70 = 2x
35 = x

70 = (y + 20)
50 = y

So x = 35 and y = 50.

Could someone explain to me how you do 13?

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