For the following system, subtract the second equation from the first equation.
3x - 4y = 7
3x + 2y = -5
what is the resulting equation in simplest form?

-6y = -12
-6y = 12
-2y = -12
2y =12

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

What is the area of the trapezoid shown ?