A sandwich store charges $20 to have 3 turkey subs delivered and $26 to have 4 delivered. Which equation would allow you to calculate the price of any number of subs delivered?

Hint: x represents the number of subs

a
6x
b
2 - 6x
c
2 + 6x
d
6x(2)

Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15