Arlos father is four times as old as arlo and the sum of their ages is 50 years how old is each

Tatiana wants to give friendship bracelets to her 32 classmates. she already has 5 bracelets, and she can buy more bracelets in packages of 4. write an inequality to determine the number of packages, p, tatiana could buy to have enough bracelets.

Can anyone with some algebra 1 homework? : )

When a number is decreased by 7%,the result is 74. what is the original number to the nearest tenth