Seudónimo Seudónimo

21-05-2018
Mathematics

contestada

The angles of a triangle are 80°, 2x + 2°, and 5x°.
What is the value of x? Enter your answer in the box

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choixongdong choixongdong

21-05-2018

The sum of interior of all angles in a triangle = 180
Given 3 angles = 80°, 2x + 2°, and 5x°
To find x:

80°+ 2x + 2 + 5x = 180
7x + 82 = 180
7x = 98
x = 14

answer
x = 14

Answer Link

antriananicolap8pyel antriananicolap8pyel

21-05-2018

80 + 2x+2 +5x = 180
7x = 180 - 80 - 2
7x = 198
x = 14

Answer Link

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