exam
Maths Puzzle
Numerical Ability
Find the slope of any line parallel to the line through points (20, 6) and (5, 7).
Read Solution (Total 0)
exam Other Question
3x-4y=7
2x-y=3
then
3x-4y=7
-8x+4y=-12
adding
-5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1
Solution: x=1,y=-1
Factor
64w^3 + 8x^3
Solve
2x^2 - 11x + 13 = 1