Which expression has a value of 20? a.16−(8×2+4) b.(16−8)×2+4 c.(16−8)×(2+4) d.16−8×(2+4)

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

Find the solution(s) to x^2-14+49=0

Which expression is equivalent to -12(3x-3/4)