Answer:
Both of these triangles are congruent.
Step-by-step explanation:
All 3 angle measures of both of the triangles are equivalent and correlate to each other. This makes the triangles congruent.
Answer:
y = 7
x = 2/3
Step-by-step explanation:
hope it help
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Answer:
Im not sure, but I think its like this...
Step-by-step explanation:
(16+5) + 10 = 16 + (5+10)
I hope this is correct!!
Answer:
When the two values are different
Step-by-step explanation:
Like in an inequality equation.
For example:

The answer would be anything greate than or equal to 30, but you would need to find x. The number line would be very useful
Hope this helps
Use Desmos graphing calculator and plug in the different equations.