Answer:
Step-by-step explanation:
both the length and the width of a square is the same measurement.
so if both measured to "x" then that means one side increase +7.
so one side is x + 7
and the other side decreased -4
so the other side is x - 4
area of square = length x width or just one of the sides to the power of 2
so (x+7) * (x-4) = Area
x^2 + 3x - 21 = area
Answer:
from my understanding the answer is 175.80
Step-by-step explanation:
Answer:
he needs 4,000 fake dollars
Step-by-step explanation:
right now he has enough to buy something for $60 so he needs another 220 fake dollars to have enough for a $68 item
Oliver is incorrect because if he were correct he would learn for 2 hours and 15 minutes because, 45 minutes * 3= 2:15 minutes.
it means that u have to ratios that are equivalent in weight meaning 3:3 = 1 and so is 6:6=1