Answer:
x=11
Step-by-step explanation:
This is because 6+10=16 so your line with x must equal 16. You subtract 5 from 16 to get 11. This is your answer.
All of them can be accomplished with electronic banking, but C and D would be easiest to do online.
Let's first define variables.
y: number of shares of $ 10
x: number of shares of $ 12
We write the system of equations:
10x + 12y = 210
y = 2x + 5
Solving the system:
x = 75/17
y = 235/17
Answer:
she has:
75/17 shares of $ 12
235/17 shares of $ 10