How to solve (X-2) x (x + 2) = 360
(X-2) x (x + 2) = 360
3x=360
x=120
How to divide by 2
2 × 360 / x = 306 / (x + 0.3) + 360 / (x-0.2) de denominator 720 (x + 0.3) (x-0.2) = 306X (x-0.2) + 360x (x + 0.3) 720x & sup2; + 72x-43.2 = 666x & sup2; + 46.8x54x & sup2; + 25.2x-43.2 = 015x & sup2; + 7x-12 = 0x = (- 7 ± √ 769) / 30
X / 12 times 360 = 90
x/12×360=90
30x=90
x=3
12 divided by x times 360 = 90
12/x·360=90
12/x=90/360
12/x=0.25
x=12/0.25
x=48