F(2)=4(2)+5
f(2)=8+5
f(2)=13
the answer would be x=−0.870452,0.712370
<h3>
Answer: Rs 25</h3>
Explanation:
Each pencil has a profit of Rs 1.25 since
Multiply that result with 20 to get the final answer shown above in bold.
The unsimplified fraction is 8/12 which can be reduced to 2/3