How do I solve 2x-2(less than or equal to) -8 using interval notations? ​

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

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100 points and 1- -12=y-36 2- x/25=-25 3- -n=40