9 dollars represents 90% of the cost. Divide 9 by 0.90 to get the original price, 10 dollars
Arithmetic
Recursive: f(n)=(n-1) + 3 f(1)= 5
Explicit: f(n)= 5+3(n-1)
180 is the answer 3(30+18+12) distributive property gives you 90+54+36 which equals 180 <span />
Answer:
48
Step-by-step explanation:
4 times 12 can be easily written as 12 4 times!
12 + 12 + 12 + 12
12 + 12 is 24; 24 + 12 is 36; 36 + 12 is 48
Fun times :)
The base and height scaled to some factor, simply means,
they're blown up by that much, or multiplied by that much,
in this case is 3, so.. the area would be 1/2 bh, now,
with 3b and 3h, what would it be?

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