The equation can be (3450-1000)<span>÷7=350.</span>

We need to solve for x, we need to get x alone

Lets start by removing -5
Add 5 on both sides


Now to isolate x , we need to remove the square from x
To remove square , take square root on both sides

square and square root will get cancelled

So
and 
Answer: -28
Step-by-step explanation:
The answer is 2500. Hope you get an A+ on whatever you're working on :)
Probably too late but 6*6+6*3