Answer:
$13.75
Step-by-step explanation:
Discount:(25 x 45)/100 = $11.25. Final Price:25 - 11.25 = $13.75
89
= √ 64 +9²
=8 +81
=89
4x+3x+2x=180
9x=180
x=20
18.61
x = 7+√(3), 7-√(3)
x^2 - 14x + ___ = -46 + ___
x^2 - 14x + 49 = -46 + 49
(x-7)^2 = 3
√(3) = x-7
