Answer:
5
Step-by-step explanation:
3(14+x) = 57
42 +3x = 57
3x = 15
x = 5
Distribute 5/7 through the parentheses and add like terms after.
Answer: 11/7x + 11/35y
Answer:
-7/5
Step-by-step explanation:
Answer:
-A+B
Step-by-step explanation:
if what you mean is what a negative expression would be as a+b the answer would be negative A+B