Answer:
<K is 97 degrees
Step-by-step explanation:
4x + 13 = 5x - 8
5x - 4x = x
13 = x - 8
13 + 8 = 21
x = 21
Plug x = 21 in for that.
4(21) + 13 = 97
Hope it helped!
Answer:
x=5
Step-by-step explanation:
If you add the like terms, 180 would equal 35x + 5. If you subtract 5 on each side, you would get 35x = 175. If you divide each ide by 35 to isolate x, x would be 5.
It doesn't really have a role. This is because of the ^2, even if the number were to be a negative it would end up as a positive at the end.
Answer: d) true
<u>Step-by-step explanation:</u>
A proposition in mathematics is when the sentence is stated in If-then format.
Option d is the only sentence in this format:
IF x = 5, THEN x² = 25
this statement is true --> 5² = 25