I NEED HELP ASAP!!
figure ABCD is rhombus find the value of x
4x+2
3x+5

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Ineed to know the answer to this algebra question.

X+y=-4 x-y=2 use elimination with adding and subtraction