A tailor used 7 meters of string to make a halloween mask. he used of meter for each mask​

Which of the following are parts of a sphere

Three times the sum of a number and seven is negative thirty-six. what is the number?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?