X would be 45 degrees because we know that 45+x=90 degrees. You can tell because when both angles are put together, they make a 90 degrees angle. So, we subtract 45 from 90 to get 45 due to you needing to isolate x. Thus, the answer is 45 degrees. If you can, please mark me as brainliest.
Answer: over the starting point
Step-by-step explanation:
Answer:
40
Step-by-step explanation:
4x
4(10)
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Equation: 
The simplified answer: -0.75
Hope this helps! Have a wonderful day! :D
(3/5)x - 21. ..............