SOLUTION: Write the justification for each step M<PQR=m<PQS+M<SQR 90°=2x°+ (4x-12)° 90=6x-12 102= 6x 17=x

Algebra ->  Equations -> SOLUTION: Write the justification for each step M<PQR=m<PQS+M<SQR 90°=2x°+ (4x-12)° 90=6x-12 102= 6x 17=x      Log On


   

Question 893280: Write the justification for each step
M 90°=2x°+ (4x-12)°
90=6x-12
102= 6x
17=x
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
90=2x%2B%284x-12%29
Associative property
90=%282x%2B4x%29-12
Distributive property
90=x%282%2B4%29-12
90=x%286%29-12
90=6x-12
Additive inverse of -12
90%2B12=6x-12%2B12
102=6x%2B0
6x=102
Mutliplicative inverse of 6
%281%2F6%296x=102%2F6
%281%29x=17
x=17