Answer:
Step-by-step explanation:
L=W+390, W=L-390
P=2(W+L), P=2340
2(L-390+L)=2340
2L-390=1170
2L=1560
L=780ft
Step-by-step explanation:
7 + 3
the Answer is 10
Then if we triple the result, we'll get 30
<em>1</em><em>0</em><em>*</em><em>3</em>
<em>3</em><em>0</em>
Answer:
140,120
Step-by-step explanation:
sum of angles in a quadrilateral =360
sum of the 1st two angles=60+40=100
360-100=260
the ratio of the remaining angles 7:6
therefore:

=140
for the second angle
260-140=120
Answer:
All the fields will be harvested in 6.25 days
Step-by-step explanation:
because 75 ÷ 12 and 62.5 ÷ 12 is 6.25
Answer:
$100
Step-by-step explanation:
the equation to solve this is:


(Assuming, of course, that this is a homework assignment and not you actually buying it cuz' in real life the numbers would be different from month to month)