Answer:
Step-by-step explanation:
The formula of a surface area of a cube:
The formula of a volume of a cube:
We have
Calculate the edge length (<em>a</em>).
<em>divide both sides by 6</em>
Calculate the volume of a cube:
<span>X-Y=4,
X+Y=2
-------------add
2x = 6
x = 3
X - Y =4
3 - Y = 4
Y = 3 - 4
Y = -1
solution (3 , -1)</span>
Answer:
-5/18
Step-by-step explanation:
-1 2/3 is equal to -5/3 and if you follow the keep change flip rule, keep -5/3 change the division sign to multiply and then flip the fraction (6/1 to 1/6) and then multiply.
-5/3 * 1/6 = -5/18
Answer:
the answer is that a=2
Step-by-step explanation: