The volume of the blue-outlines prism
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Thats the wepsite if u want to see the answer. good luck!
It i 7 beacause -7, on a number line, is the oposite length of 7. Therefore, 7 is the additive of -7
if there is 4 digits and 9 numbers each there is a possibility of 9 to the power of 4 different combinations.