A sandwich store charges $20 to have 3 turkey subs delivered and $26 to have 4 delivered. The total includes the cost of each su
b, plus the delivery fee.
1 answer:
Answer:
cost of each sub = $6, delivery fee = $2
Step-by-step explanation:
Let $x be the cost of each sub and $c be the delivery fee
3x + c = 20
4x + c = 26
x = 6, c = 2
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Answer:
y=-1/5
Step-by-step explanation:
3(2)+5y=5
6+5y=5
5y=5-6
5y=-1
y=-1/5
The answer would be C
2x + 9 = 21
1. 2x = 12
2. x = 6
The like terms would be (-2x) and 6x, the other one would be 8 and (-9)
Step-by-step explanation:
cotθcosθ=1tanθ⋅1cosθ
