exam Maths Puzzle Numerical Ability

Please help me! solve the system:
{x+y-4z=6
{2x-5y+3z=2
{x-6y+7z=-4.
i am los

Read Solution (Total 0)

exam Other Question

Given f(x)=5x+7 and g(x)=x^2+7, find (g f)(x) Hi i really need your help with this equation.I really would appreciate it!I need help with figuring what "x" is in the equation.The equation is 1/4x-6=15.Please could you show me this step by step?Thank you!!!