This would be easiest to do by completing the square.
x^2+10x-2=0
x^2+10x=2
x^2+10x+25=27
(x+5)^2=27
x+5=±√27
x=-5±√27
(x+5+√27)(x+5-√27)
Answer:
40 mph
Step-by-step explanation:
at least I won't crash in one second, and that's not that slow.
437 + 356= 793
ANSWER: 793
Hope this helps! :)
Answer is.. 144.
2 x 4 = 8
9 x 8 = 72
72 x 2 = 144
