X+3 = 7.5
x =7.5-3
x= 4.5
x^2 +3x-7
= (4.5)^2 +3(4.5) -7
= 20.25 +13.5 -7
=26.75
Answer:
what exactly are you trying to figure out ????
Step-by-step explanation:
The median price of the watches in dollars is: $16.00
Answer:
Irrational
Step-by-step explanation:
-3/17= -0.1764705882 and irrational numbers does not repeat
Answer:
8.9
Step-by-step explanation:
hypotenuse (h) = 21
perpendicular (p) = 19
base (b) = x = ?
We know by using Pythagoras theorem
b = √h² - p²
x = √ 21² - 19²
x = √ 80
x = 8.9
Hope it will help :)