Answer:
Step-by-step explanation:
Actually, its not 4b + 5r its 4b +3r because look
step 1. 6b + 4r - (2b + r)
step 2. 6b + 4r - 2b - r
step 3. (6b - 26) + (4r - r)
step 4. 4b + 3r
So the answer is actually 4b + 3r
hope i helped if did plz mark as <span>Brainliest</span>
1 allalalalslallalalalslslls
Vsphere=(4/3)pir³
d/2=r
given
d=4
d/2=r=4/2=2
Vsphere=(4/3)pi2³
Vsphere=(4/3)pi8
Vsphere=32/3pi
using pi=3.14
Vsphere=33.493333333333 cm³
round
Vsphere=33 cm³