For this item, I assume that Svetlana's hair is 4 cm long and she wanted it to be at least 7 cm long.
We let x be the number of months it will take for her hair to be 7 cm long. The sum of the product of x and the rate and the initial length should be at least 7. Mathematically,
1.51x + 4 ≤ 7
Answer: 1.3
Step-by-step explanation: The answer is 1.3 because everything behind the two is over 5.
Answer:
A
Step-by-step explanation:
it's done by pythagoreans theorem
√25-9=4
