book Maths Puzzle Numerical Ability

Graphing a compound linear inequality on the number line

Graph the portion of the number line containing all points for which
x<_ -2 or x >_ 3 (Note: I couldn't get the dash

Read Solution (Total 0)

book Other Question

dont understand this one I can get the answer in my head but dont know have to write it in an equation. the ans. is 12

The sum of three consecutive even numbers is 36. Find the numbers.
how dose algebra work with out graphing