Answer:
x = -16
Step-by-step explanation:
-1/3 * 9x = -3x
-1/3 * 30 = -10
-10 + 2 = -8
40 = -3x - 8
+8 +8
48 = -3x
--- ----
-3 -3
-16 = x
x = -16
~ Zoe
The correct answer is a, hope this helps
Answer:
512 inches cubed
Step-by-step explanation:
2/3 of a foot= 8in
8x8x8 or 8^3= 512
512 inches cubed
<span>4x+7=15
First step is to subtract 7 from both sides to get rid of it.
4x + 7 - 7 = 15 - 7
4x = 8
Now all you have to do is divide both sides by 4.
4x/4 = 8/4
x = 2
The answer is x = 2.</span>
