Answer:
speeds above 343 m/s
Step-by-step explanation:
the faster you go the faster the supersonic
Answer:C 5a^2 +70a +240
Step-by-step explanation:
Answer:
0.56
it's basically the number closest to 50. Don't get tricked by the 0.05 because that's only 5% not 50%
Answer:
5+x=-4, =9
Step-by-step explanation:
5+x=-4 Write equation
-5 -5 Subtract 5 from both sides to isolate x
+x=-9
