chie42
26.08.2019 •
Mathematics
Tim's bank contains quarters, dimes and nickels. he has 3 more dimes than quarters and 6 fewer nickels than quarters. if he has 63 coins, write and solve an equation for how many quarters tim has.
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Ответ:
x - 3 + x - 6 + x = 63
Combine like terms
3x - 9 = 63
Isolate the constant
3x - 9 + 9 = 63 + 9
3x = 72
Isolate the viable
3x / 3 = 72 / 3
x = 24
Ответ:
32 ft³
Step-by-step explanation:
put r= 2 ft
V= 4/3x 3 X 2³
V= 32 ft³
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