exam Maths Puzzle Numerical Ability

4x -12y =5
-x +3y = -1
how do you solve this using the substitution method

Read Solution (Total 0)

exam Other Question

{{{For what values of x and n are x^1/m and n square root of x equal?}}} In 1997, Yiannia Kouros of austrlia set the record for the greatest distance run in 24 hour by running 188 miles. After 8 hours he was approximately twice as far from the finish line as he was from the start. How far had he run?