Step-by-step explanation:
5(2+x)=2x/10
mutiply both sides by 10
10×5(2+x)=10×(2x/10)
50(2+x)=2x
100+50x=2x
50x- 2x=-100
48x= -100
x=-100/48
x=-2.083
Answer:
total balls = 18 .... 3/x = 1/6
blue = 10 ... 18-(5+3) = 10
p of green = 5/18 = .277
Step-by-step explanation:
Answer:
1.861(10²)
Step-by-step explanation:
Proper scientific notation only has the ones place and decimals. To get the same value again, we would need the exponent to be 2 and not -2.
The perfect squares are 25, 36, 49, 64, 81, 100, 121, 144, 169. You know a number is a perfect square when there is a whole number that can be multiplied by itself to get the number. Example: 25= 5x5
Hope that helps if you need a better explanation let me know.