X : the gas used by first car in 1 particular week
y : the gas used by second car in 1 particular week

Answer:
8
Step-by-step explanation:
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No.d
37,619
I hope that this helps you and please mark me as the brainliest.
A b c d... and x are all representing 1 unknown #. The particular letter
is not revelent unless its like f (x) =.... which just means y but g(x) sometimes means graph.
otherwise it doesn't matter at all
Answer:
x=18 y=25
Step-by-step explanation:
1)2x18=36-12=24
2)3x25=75-15-60