by completing the​ square, what value should you add to each side of the​ equation?

x^2- 7x=5

3 answers

take 1/2 of the -7 and square that

so (-7/2)^2 = 49/4

we should add 49/4 to both sides
Solve the following and tell how many equations they have:

3(x+2) = 15

x=

How many solutions?
Solve the following and tell how many equations they have:

3(x+2) = 15