Answer:
37
Step-by-step explanation:
You add them to see the new depth
Answer:
rs 38.
Step-by-step explanation:
Total cost of the 80 books = 80*30 = rs 2400.
He had 60 books to sell and made a 5% loss.
Thus his income from these books was 2400 - 0.05*2400 = rs 2280.
So the selling price of each book was 2280 / 60 = rs 38.
Answer:
675 ft (3 s.f.)
Step-by-step explanation:
Please see attached picture for full solution.
Where are the triangles :)
Answer:
1.) x = 4 2.) x = - 6
Step-by-step explanation:
1. 5x + 3 = 23
<em>Isolate the variable. Subtract 3 from both sides.</em>
5x = 20
<em>Divide both sides by 5.</em>
x = 4
____________
2. 42 = 18 - 4x
<em>Isolate the variable. Subtract 18 from both sides.</em>
24 = - 4x
<em>Divide both sides by -4.</em>
x = - 6