So a line is 180°
Since it gave you options, the easiest way would be to plug it in (plug and chug)
the answer is 11
first what I did was plug 12 into 5x+10 and then found the answer and then added 58°
the answer of that subtracted from 180
with that I then plugged in 11 for x for 11x+2 = 123
180 - 123 = 57 which is the same answer for the missing angle within the triangle
Answer:
-5 divided by -1 would equal 5.
Step-by-step explanation:
A neative divided by a negative would equal a positive.

all we can really cancel is one of the (x-5) and the "x", is all.
Answer:
60 - 25 = 35
35 / 7 = 5
Lawrence drives 5 miles each day commuting to and from work.
The answer would be negative 2