Question

Enter the solution to each equation.

x + 318
= 718

x =


x2
= 4.5
x =


x – 212
= 634

x =


x – 3.23 = 0.77
x =

Answer 1

x + 318 = 718 → x = 718 − 318 = 400

x² = 4.5 → x = ±√4.5 = ±(3√2)/2 ≈ ±2.1213

x − 212 = 634 → x = 634 + 212 = 846

x − 3.23 = 0.77 → x = 0.77 + 3.23 = 4