Answer:
A negative fraction subtracted from another is the same thing as adding the positive complement of that fraction. Make the denominators (the bottom of the fraction) the same, if they are not already. You can only add halves to halves or quarters to quarters or tenths to tenths and so on. Hope this helps!!
Step-by-step explanation:
A.)20+5n=55
B.) You subtract 20 from 55 which is 35.
So your left with 5n=35, divide both sides by 5. 35÷5=7
C.)Your answer is 7.
Answer:
ok so this awnser is v7a
Step-by-step explanation: