/AB/
10+(-30)
5x=9/2 in the form of linear equations in two variables
50=x-8
x=1
if x%2!=1:
x=x//2
if x==9:
x=x+5
else:
x=x-4
50=x-3
7+y=12
x+5=11
A car increase its speed from 20 kmh⁻¹ to 50 kmh⁻¹ in 10 s., its acceleration is :
(x2−1x2)2\left(\frac{x^{2}-1}{x^{2}}\right)^{2}(x2x2−1)2
