Write an equation of the line in slope intercept form that passes through the point (2,-1) with a slope of -3

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

Write the equation in general quadratic form: plz !