If 7n - 4 = 31 then what is n?

The expression 1e^0.034^t models the balance, in thousands of dollars, where t represents time in years after an account was opened. What does 0.034 represent in this context?

Solve this equation - 7x+12-2=23+13x

If a linear system has four equations and seven variables, then it must have infinitely many solutions. (A) True (B) False

Tina used 10 1/2 yards of yarn to make three yarn dolls. She used 4 1/2 yards of yarn for the first doll and 2 1/9 yards for the second doll. How much yarn did Tina use for the third doll?

Which statements about the function are true? choose three options.

Which of the following show the factored equivalent of f (x) = (x2 - 81) (x + 5) and its zeroes.

Robert will save 1/6 of his allowance every day if he gets two dollars a day how much money will he save each day

How do you multiply a decimal greater than 0 and a fraction less than 0

Something times something that equals 7

Jay, a freelance editor, charges the rates shown in the table below to edit manuscripts. The cost per page increases as the quality of editing improves. Jay also gives a 5% discount if the entire amount is paid up front.