C=2r
divide both sides by 2
c/2=r
c=2pir
divide by 2pi
c/(2pi)=r
Neagtive means go backwards or oposite
it takes away that many units
.The answer to the questions are:
1. 4/15 is 0.26 but it's repeated so put a line above it
2. 22/7
3. 0.1875
4. 43/ 26
5. 0.73 again put a line above
6. 0.1875
Answer:
2(b+4) or 2b + 8
Step-by-step explanation:
(b + 4)
2 * (b+4)
Multiply 2 by b and 4
2b + 4*2 =
2b + 8