Use the quadratic formula to solve x² + 9x + 10 = 0. What are the solutions to the equation?

Round irrational solutions to the nearest tenth.
(answer options):

How many grams must be adde to 970g to make 1 and a half kg

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression