2:3:1
2+3+1 = 7
£72 / 7 = £10.28
Answer:
£10.28 * 2 = £20.56
£10.28 * 3 = £30.84
£10.28 * 1 = £10.28
If you want to check if it's correct. add all three of them and see if you get the £72.
Please make this answer the brainiest!
Answer:
33
Step-by-step explanation:
12
Answer:
yes
Step-by-step explanation:
Hello,
A=πr²
dA/dt=2πr*dr/dt
if dr/dt is constant, dA/dt is linear.
Answer:
x= -1/4 and 8
Step-by-step explanation:
2x^2 - 8=31x -2x^2
Combine like terms and move all terms to one side:
4x^2-31x-8=0
use the quadratic formula.
(I can't type this out, but you just plug in the numbers into the formula which you can look up if you don't know it)
