exam Maths Puzzle Numerical Ability

solve the linear system using elimination

1/4x-2/3y=7
1/2x+2/3y=-4

Read Solution (Total 0)

exam Other Question

Find the measure of an angle such that the sum of the measure of its complement and its supplement is 124 degrees. Combine:
3sqrt48-12sqrt75+4sqrt12

also if you could show how you solved I would greatly appreciate it.