exam
Maths Puzzle
Numerical Ability
A line passing through (–6, –5) and (–1, y) is perpendicular to a line with slope -5/13 . Find the value of y
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exam Other Question
Graph using the intercept method: 2*x-5*y=10
use row operations to solve the system
x+y-z=1
3x-y+z=1
x-4y=+2z=-22