Suma a trei numere este 130. stiind ca ele sunt invers proportionale cu numerele 2,3,4 aflati numerele

Measures of the angle of r, 31 s (x+4) t (3x+9)

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Your car's gasoline tank holds 18 gallons of gasoline. on a trip in canada, the tank is one-quarter full. you want to fill the tank. how many liters of gasoline are needed to fill the tank