4b²+20b+25=0
Divide everything by 4
b²+5b+ 6.25=0
use the quadratic formula
x= (-b+ or - √b²-4ac) /2a
x= (-5 + or - √5²-4*1*6.25) /2(1)
x= -5/2 so
in this case, b= -5/2
Answer:
Square root of 3
Step-by-step explanation:
Answer:
<B = 3(14) + 6 = 48 degrees
Step-by-step explanation:
4x+6+3x+6+5x = 180 degrees
12x + 12 = 180
12x = 180 - 12
x = 168/12
x = 14
Increase. If the toilet paper is originally 4.50 and it then is 6.50 there is a price difference. It increased.
originally. Then you reduces the side lengths a so it will be
Just note that 40% is the same as 2/5.<span />
