exam
Maths Puzzle
Numerical Ability
19. Solve. 10x-1/4=9x+3/8
24.Graph the solution set of x<-1.
22. Solve. 8-(4x-3)=19
30. Find the slope of a line passing through the points (0,2)(-10,9)
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exam Other Question
when a sound travels through water, the distance y in meters that the sound travels in x seconds is given by the wquation y=1440x.
How far does a soun travel underwater in 5 sec
4x - 12y = 5
-x + 3y= -1
Help please.