Solve X + y = 7

x +y = 1 with elimination please (BEST ANSWER GETS BRAINLIEST)

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years