Answer:
d
Step-by-step explanation:
because there is a closed dot at -4 you use the one with a line under it showing it is included and because there is open at 4 you use one without a line to show it is not included
Answer:
2/5
Step-by-step explanation:
you switch the numbers from the equation
Her conclusion is not valid because she watered the area containing Brand B twice as much as the Brand A area.
At 2 minutes, the heart would beat 140 times.
700/10=70
140/70=2
<span>-134=-2+6(5b-2)
First, you must distribute.
</span><span>-134=-2 + 30b - 12
Now combine like terms.
-134 = 30b - 14
Add 14 to both sides.
-120 = 30b
Divide both sides by 30.
-4 = b
The variable b is -4.</span>