The son is 12 now and the father is 42.
The expression would be 3x - f = -6
Answer:
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Answer:
Step-by-step explanation:
C
The first step would be to notice that 80 pennies= 1/6 of the penny bank, since 1/3=2/6 and 2/6+1/6=3/6 or 1/2. Since 80 pennies make up 1/6 of the bank then 80 times 6 would make up the whole bank. Final answer - 480 pennies