1.what are the solutions to the following system?
-2x^2+y=-5
y=-3x^2+5
a) (0,2)
b) (1,-2)
c) (sq. root of 2,-1) and (- sq. root of 2,-1)
d) (sq. root of 5, -10) and (-sq. root of 5,-10)

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Someone me what is the area of this figure? 18m 18m 8m 16m