Answer:
B: x=11.00
Explanation:
4.25x+7=53.75
The first thing you do is subtract 7 on both sides which cancels out the +7 in the equation and subtracting it from 53.75 gets you 46.75.
Finally you get the equation 4.25x=46.75, and if you divide 46.75 by 4.25, you get the final answer of x=11.
I hope that answered your question!