Answer:
<em>(D)</em>
Step-by-step explanation:
= 
= 
Hello!
You solve this like an algebraic equation
You first distribute the 4 and 2
4x - 20 = 2x - 20 + 2x
Combine like terms
4x - 20 = 4x - 20
subtract 4x from both sides
-20 = 0x - 20
Add 20 to both sides
0 = 0
This means that there are infinite solutions to the equation.
Hope this helps!
Answer:
18 dimes and 9 nickels
Step-by-step explanation:
I assume you mean twice as many dimes "then" nickels which would make it 18 dimes = 1.80$ 9 nickels=0.45$
Answer: $17.50
Step-by-step explanation:
30 divided by 12 equals 2.5 therefor you would multiply 2.5 by the number of cans purchased, in this case 7.
