Answer:
b
Step-by-step explanation:
25% 6 divided by 24 will give you the percentage of copper in the bar
Answer:
Step-by-step explanation:
3x-8<=23
3x<=23+8
3x< =31
X<Or = 10.3
-4x+26>=6
-4x>=-20
X>=5
Answer:
Step-by-step explanation:

Subtract 8u from both sides

Divide by -3 on both sides

Interval notation: [greater/less than or equal to], (greater or equal to)
[7,∞)
Answer:
10
Step-by-step explanation:
24-14=10
Do these equations backwards to find the answer you are looking for.