Answer:
A+6+A = 20
A = 7
Step-by-step explanation:
J = number of problems Juana completed
A = number of problems Andy completed
J+A=20
J = A + 6
Replace J with A+6 in the first equation
A+6+A = 20
2A +6 = 20
Subtract 6 from each side
2A +6-6 = 20-6
2A =14
Divide by 2
2A/2 = 14/2
A = 7
<span> D Q</span>
TC<span> = D x P <span>+ ___ x Cp + ____ x
Cs</span></span>
<span>Q 2</span>
TC: Total Cost
P: Price per unit
Q: Quantity
Cp: Cost of issuance of a purchase order
<span>Cs: storage cost per unit</span>
I think the answer to this is 4 I think