book
Maths Puzzle
Numerical Ability
How do i solve this multi-step equation?
4 + x -2(x-6)= 8
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book Other Question
Solve the equation. Beware of extraneous solutions.
((15x/9)/x)+ ((9x+7/(x+2))= 9
if we graph the equation x = 0, this is the x axis, do we say that this linear equation has many "x -intercepts"?..in other words do we say a line can "cross itself" many times?