The sum of 5 and 8 is 13.
Unknown number is x
So 13x=42
x=4
Answer:
What percentage of gold is in the new alloy after the recasting? 4
Step-by-step explanation:
(80/5)*(1/5)/80=0.04
Answer:
Wdym
Step-by-step explanation:
Y=-4x+10
I hope this helped you
Answer:
her brother is 9
Step-by-step explanation:
21-3=18 18 divided by 2 = 9