Answer:
y = (12 - 4x)/5
Step-by-step explanation:
5y = 12 - 4x
y = 12/5 - 4x/5
y = (12 - 4x)/5
Answer:
18/48 = 30/50 is false
Step-by-step explanation:
20/50 and 40/100 both equal 0.4
12/15 and 20/25 both equal 0.8
etc.
Ratio of Nickel to Zinc:
( 2/7 ) = ( Nickel /4.9)
Nickel = 1.4 lbs.
Ratio of Copper to Zinc:
( 9/7 ) = ( Copper /4.9)
Copper = 6.3 lbs.
Alloy = Zinc + Nickel +
Copper
Alloy = 4.9 lbs. + 1.4 lbs.
+ 6.3 lbs.
Alloy = 12.6 lbs.
Hope
this answer will be a good h<span>elp for you.</span>
A= 8.55 X 10/-5 and B= 8.55 x 10/6
The answer is 12. you first divide 20 by 4 and get 5. then you subtract 5 by 5 and get 0. then you add 12 plus 0 and get 12
Hope I Helped :D