Question

if the square of a number increased by the number is 42, then what is the number?

Answer 1

\[x^2+x=42,\]\[x^2+x-42=0.\]

Answer 2

You could use the quadratic formula here.

Answer 3

or factor! :)

Answer 4

-42=-6(7)
1=-6+7

Answer 5

solving with quadratic formula, I get -7, 6.