{10×7}+(10−6)left brace, 10, times, 7, right brace, plus, left parenthesis, 10, minus, 6, right parenthesis.

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)