Solve.
{2d−e=7d+e=5
use the linear combination method.
the solution is (3, −1) .
the solution is (4, 1).
there is no solution.
there are infinitely many solutions.

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "