Try and get the variable by its self by -81 from both sides then divide it by 7 and get ur answer.
Given:
The measurement of the angles of a triangle are 3b,2b,and 4b.
To find:
The smallest angle.
Solution:
According to the angle sum property, the sum of all angles of a triangle is 180 degrees.
[Angle sum property]

Divide both sides by 9.

Now,



Therefore, the smallest angle is 40 degrees.
Answer:
190
Step-by-step explanation:
100x10x9/100=90
balance=100+90=190
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