La tabla de frecuencia de 90

Which of these statements is correct? the system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution. the system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions. the system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution. the system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)

3. simplify. 312⋅312 4. rewrite n√xm using a rational expression.