Answer:

Step-by-step explanation:
In a triangle the sum of all angle measures will always equal 180 degrees.

From the information given we know that the angle measures are:

When you input this into the equation above you get:

First, subtract 90 from both sides

Next let's combine like terms

Subtract 6 from both sides

divide both sides by 6

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Angle LHI and angle KHM are congruent.
Convert all numbers into fractions:
-29/6
-31/9
Find a common denominator
-87/18
-62/18
Perform the operation
-149/18
7 + (x/8) in written form. I hope this helps! -Dan
The answer to this problem is false due to the number 2 not being used in the equation.