Yes they are equivalent expressions. If you take the z to the power of two, and subtract that from the other z to the power of two, it is zero. So you are left with four which is the answer
Answer:
3000 grams
Step-by-step explanation:
convert 3 Kg to G
A) The total installment price is ($28/mo)*(24 mo) = $672.00
b) The carrying charges are $672.00 -500.00 = $172.00
c) The number of months of saving required is 500/28 ≈ 18.
Answer:
Length of fencing: 4, 6, 7, 9, 10
Cost: 36, 54, 63, 81, 90