pianoplayer12 pianoplayer12

23-11-2016
Mathematics

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Helpful2gether Helpful2gether

23-11-2016

180= 2x + x + 48
180=3x + 48
132=3x
44 = x

x+48 = 44+48 = 92

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MaliaHale MaliaHale

23-11-2016

x=?
We know that all of them together should equal 180°.
So:
x+48°+x+x=180°
3x+48°=180°
3x=180°-48°
3x=132°
x=132°/3
x=44°
So x=44°
and x+48°=44°+48°=92°

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