Question

Solve for X

X^2 + 43 = 572

Answer 1

X^2+43=572
X^2=572-43
X^2=529
X=+23

Write the solutions, one with a sign and one with a sign
X=-23
X=23

Answer 2

23

Explanation:

x^2 + 43 = 572

x^2 = 572 - 43

x^2 = 529

( 529 = 23 x 23 = 23^2 )

x^2 = 529

x^2 = 23^2

x = 23