Question

Can someone help me please

Answer 1

Explanation:

`x^(2)-4x =(-7)/(2)`

Divide the co-efficient of x by 2 and the then find the square of the quotient

4÷2 = 2

2² = 4

4 Should be added to both sides

`x^(2)-4x + 4 =(-7)/(2)+4`