PLEASE HELP ME ON THE FIRST QUESTION ASAP Ty

Atomic explosion because it would cause a bad impact on earth

This would be an open primary. a closed primary people can vote only prior to election day if the party if they are registered. independent voters can not participate. there is not a wide-open primary, but there is a semi-open primary.

343^x = 49^4-xx = 4-xx+x=42x = 4x = 4/2x = 2therefore x = 2