PLEASE HELP There is 34 feet in a lake. Every day the water lowers by .5 feet. write an equation, find the slope and y intercept and how many days will it take to be 26 feet?

Football player weighed 170 2/3 pounds in may. during the summer he gained 25 5/12 pounds. during the first week of fall practice he lost 10 1/4 pounds and during the second week he lost another 3 1/2 ponds. how much does he weigh at this point? a.182 1/3ib b.181 1/2ib c.182 5/12ib d.183 2/3ib

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

How do you use the elimination method for this question? explain, because i really want to understand!