Answer:
f = 
Step-by-step explanation:
1. 4(4f - 9) = -(2-f) distribute the negative
2. 4(4f - 9) = -2 + f Distribute the 4
3. 16f - 9 = -2 + f Subtract f on both sides
4. 15f - 9 = -2 Add 9 on both sides
5. 15f = 7 Divide both equations by 15
6.
f = 
<em>Answer:</em>
<em>Hello There. The answer is 268</em>
Explanation
He spend £140 for 60 jumper
He sells 40%of jumper at £8 for each.
40%of 60
= 40/100 × 60
= 24 jumper
=sells at £8
= 24 ×8 =£192
After ,he sell buy 1 get one half price offer.
Ryan have 60% jumper of 60
= 36/2×8 +36/2×4
=144 + 72
= £216
Total earning= £192 + £216
=£408
So, profit = 408 - 140 = £268
Hope It Helps!
<h3>ItsNobody</h3>
$14 off, so diving 14 by 79 results in about 17% off