Answer:
Step-by-step explanation:
-7x+4=18
-7x=14
Divide-7 on both sides of the equal sign which is going to leave you with x=-2
I don't u understand what is the answer to the expression, this is algebra right
7 1/2 - 1 1/4 = 7 2/4 - 1 1/4 = 6 1/4
Answer:

Step-by-step explanation:
Hope this helps.
Answer:
i don't know
Step-by-step explanation:
i don't know