Answer:
56
Step-by-step explanation:
Answer:
4x+x=40
5x+40
x=8
8, 32
Step-by-step explanation:
Answer:
A line perpendicular to another has a slope that is the negative reciprocal of the slope of the other line. The negative reciprocal of the original line is –2, and is thus the slope of its perpendicular line.
Step-by-step explanation:
H e r e i s t h e a n s w e r !
Let
x-------> Leila 's profit
y------> Jo's profit
we know that
----------> equation 
For 
<u>Find the value of x</u>
Substitute the value of y in the equation 



therefore
<u>the answer is</u>
Leila make
in profit