work out the valueof the recipricol of 0.625
3/4x-5=x
there are 59 357 76 958 trucks in a country. How many vehicles are there altogether?
$9^{x}$ + $3^{x+1}$ =4
IF 38N=19*2+iand i=8 how much is N
4x^2 - 5x -3 = 0
38N=19*2+18I/2+?N
1 2/3 + 4/3
10⁴ • 10 raised to the power of 6
x/2 - 2/(x+1) = 1