1. Number SystemIntegersIntegers Positive and Negative Number along with Number line. Problem type 1 What number should be the value of xxx to make the equation true? 6+x−72=32−546 + x - 72 = 32 - 546+x−72=32−54 ⟹ x=32−54−6+72\implies x = 32 - 54 - 6 + 72⟹x=32−54−6+72 ⟹ x\implies x⟹x = 44 Square & Cube NumbersNumber Construction