SOLUTION: How do you solve for: a + 4 = 9.6 and 3f = -21.6? You have to switch the signs, like the first problem, do subtraction, and the second problem do division. You have to solve the nu

Algebra ->  Expressions -> SOLUTION: How do you solve for: a + 4 = 9.6 and 3f = -21.6? You have to switch the signs, like the first problem, do subtraction, and the second problem do division. You have to solve the nu      Log On


   

Question 155195: How do you solve for: a + 4 = 9.6 and 3f = -21.6? You have to switch the signs, like the first problem, do subtraction, and the second problem do division. You have to solve the number closest to the variable.
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
a+4=9.6
a=5.6 Subtract 4 from each side
.
3f=-21.6
f=-7.2 Divide each side by 3.
.
Ed