unkown77 unkown77

13-05-2018
Mathematics

contestada

I don't understand how to solve this please help and if you can please show work, thank you

I dont understand how to solve this please help and if you can please show work thank you class=

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jennykaiai jennykaiai

13-05-2018

So you know:
1) There are 180° in a triangle.
2) A straight line is also 180°.
So the three angles in the triangle are
2x, 103-x, and (180-(6x-7)).
Solve for x!
2x + 103-x + (180-(6x-7)) = 180
2x + 103-x + 180-6x+7 = 180
-5x = -110
x = 22

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