Quadratic equations
i can't get it right me? need done today

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

If f(x)= 3x+6 which of the following is the inverse of f(x)

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191