Step-by-step explanation:
equation:
25 + .25x = 225
solution:
.25x = 200
x = 800 newspapers
a = length of one side.
Area of a square = a^2
in our problem,
Area = 169 square inches
a = ?
Plug our numbers into the area formula mentioned above.
169 in^2 = a^2.
Take the square root of each side to find the side length of the square shaped platter.
13 = a
Answer:
by making a recipt with a cash machine or putting a thing for everytime someone buys something
Step-by-step explanation:
10m + 80 = P
where every month he gets 10, and for 6 months, he now has 60
plus the 80 he already has
so (10 * 6 ) + 80 = 140
