x - 7 = age of whatever you are finding the age of
Step-by-step explanation:
seven years younger implies that you are taking away so we minus it from our variable, Tates age is the variable since it does not tell us his/her age in the statement given.
Step-by-step explanation: Andy already runs 12 miles. he will run an addition of 1.2 miles for X weeks. he want to run 26 miles each week. when you solve for x you get the amount of week it will take him to run 26 miles.