exam Maths Puzzle Numerical Ability

use elimination to solve each system of equations

Three times one number added to another number is 18. Twice the first number minus the other number is 12. Find the numbers.

Read Solution (Total 0)

exam Other Question

hi I need help I have gotten 4 or 5 different answers for this

Solve: (1/8)(7m � 7) = (2/5)(4m � 4) + 8 #30 ^1 3x/3+y over 1 = x/1+y 3x and 3 are crossed

#31 ^1 2x + y/x over 1 = 2+y 2x and x are crossed

#32 ^1 2a + b/a+b over 1 = 2 2a + b and a + b are crossed