When the coefficient of a term is 1 or -1, we don't write it, we just use the + or - sign. The coefficient of the c term is -1, because of the - sign in front of it and the lack of written coefficient. Any questions?
Is the 10 taking away 5 or was it meant to me 10.5 ?
Answer:
the length in fraction form would be 16 1/2 rounded to the nearest 10 would be 20
Step-by-step explanation:
because 16.5=16 1/2
16.5=17
17=20
Answer:
ab and ac are congruent with each other
Step-by-step explanation:
7=4y-13
7+13=4y
20/4=y
5=y