exam
Maths Puzzle
Numerical Ability
Find the LCM of (6+7x), (36-49x^2), and (6-7x)
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exam Other Question
Write an equation that is parrallel and perpendicular to the given line.
y=-1/3x+2
Solving systems by substitution:
use substitution to slve each system of equations. Check your solution:
{3t-r=9
{r=2t+8