Five less than twice what negative number squared is 157?
Accepted Solution
A:
Five less than twice what negative number squared is 157 <- put into an expression -5 + 2(-x^2) = 157 Now simplify: -5 + -2x^2 = 157 -2x^2 = 162 -2x^2 - 162 = 0 2x^2 + 162 = 0 x^2 + 81 = 0