Which of the following statements is always true for all values of a a) -a = a b) |a| = -a c) |a| = a d) ) = a

D) -(-a) = a because -(-a) is the same thing as positive a

i belive those are the ones that are under 90 degreese.

$655.61 which is option c

step-by-step explanation:

price of house =   $146,000

initial rate = 3.5%

mortgaged paid in this = 3.5 % of $146,000

                                        =

                                        =$5110

the total years would be = 7

total mortgaged paid = 7 * $5110

                                      =$35770

remaining money = $146000-35770

                                =$110230

new mortgaged payment = 5 % of 110230

                                            =  

                                            =$655.61