Answer: 7
hours
<u>Step-by-step explanation:</u>
Dad: 
Son: 
Together:
+
= 
(15x) +
(15x) =
(15x)
3x + 15 = 5x
<u> -3x </u> <u>-3x </u>
15 = 2x
<u> ÷2</u> <u>÷2 </u>
7.5 = x
Answer:
Same
Step-by-step explanation:
Answer:
1/3
Step-by-step explanation:
You add up the amount in each bag then you take the amount of green then that will be the answer but since there is 2 bags it is 1/3
X = or > -21/2 with the problem.
If the diameter is 24, the radius must be 12
√(3x²) = 12
<span>3x² = 144 </span>
<span>x² = 48 </span>
<span>. . . . ._ </span>
<span>x = 4√3
</span>Each edge of the cube is twice that or <span>8√ 3
</span>
Hope this helps