Ok so
24=30%
find 100%
24=30%
diivde by 3
8=10%
multiply 10
80=100%
answe ris 80 coins
Answer:
x = -28
Step-by-step explanation:
x-(-5) = x + 5
x + 5 = -23
-23 - 5 = -28
x = -28
Minus 5 on each side
5+[×+1]=0
-5. -5
×+1=0
-1. -1
x = -1
Answer:
Ф=144
Ф =s/r ( Ф is the central angle,s is the arc length, r is the radius)
find r:
radius =circumference/2π=1/2π=0.16
Ф=(2/5) /(1/2π)=4π/5=144 degree (π=180)
Ф in degrees: 144 degrees
