Answer:
Step-by-step explanation:
D
Steps: for an approximate result, multiply the fuel economy value by 2.352
12.7*2.352=29.87
Answer: 29.87 Miles per Gallon
s - the number of the t-shirts;
h - the number of hats:
The system of equations:
s + h = 23
10 s + 12 h = 246
--------------------------
s = 23 - h
10 * ( 23 - h ) + 12 h = 246
230 - 10 h + 12 h = 246
2 h = 246 - 230
2 h = 16
h = 16 : 2
h= 8
s = 23 - 8
s = 15
Answer: The basketball team sold 15 t-shirts and 8 hats.
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X=11 because u Solve for the first variable in one of the equations, then substitute the result into the other equation.
