Seudónimo Seudónimo

05-07-2017
Mathematics

contestada

If one angle in a pair of vertical angles with measures 42° and the other measures ( 2n - 4 ) degrees, which is the value of N?

A. 42

B. 26

C. 23

D. 7

Respuesta :

tabbydimyan tabbydimyan

05-07-2017

n= C. 23
2n-4=42
add 4 to both sides
2n=46
divide both sides by 2
n=32

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