-3-0.5x+13=0.3x+6.2
is posible make a angulo de 3,5 y 8 cm ?
99
(4x -3) - (7x-2) if x = -2
6 sobre 5 raiz de 3 por raiz de 3 sobre raiz de 3
expand (x+2)^3
express 1 over x+3 + 3 over x^2-9 as one fraction
x/7=3/20
x^2+2(x^2-1)^0.5-25>=0
express 1 over x+3 + 3 over x^2-9
