How do you factor the expression #7x^2 - 28 =0#?
1 Answer
Mar 13, 2018
Explanation:
Both 7 and 28 are divisible by 7 so factorizing this you would get:
After factorizing you can then proceed to solve the equation.
Dividing both sides by 7 we get
We can move the 4 to the right hand side to get:
The answer is thus