Answer:
z = 4
Step-by-step explanation:
12z - 18 = 30
add 18 to both sides:
12z = 48
divide by 12:
z = 4
Answer:
8x+6y=48
x+y=7
multiply bottom equation by 6:
8x+6y=48
6x+6y=42
subtract equations:
2x=6
divide 6 by 2:
x=3
therefore:
y=4
Answer:
Sandwich Hut
Step-by-step explanation:
Benny's Sandwiches : 4 sandwiches for $5 = $1.25 for each sandwich
ABC Sandwiches Inc. : 2 sandwiches for $3 = $1.5 for each sandwich
Sandwich Hut : 1 Sandwich for $2 + Buy one, get 1 for free = $1 for each sandwich
When we check the prices for per sandwich it is clear Sandwich Hut gives the best deal.
I think it would be b or c