book Maths Puzzle Numerical Ability

how do u solve 3x+y=-11;y=14/5x-63/5;x=-14+2y;x-3y-27;y=7/12x+241/12

Read Solution (Total 0)

book Other Question

ln7 + 1/2ln9 Jill Loves math but she hates this problem
The sum of four numbers is 64.
If you add 3 to the first number,3 is subtracted form the secong number the third is multiplied by 3 and