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1.2 Exercise 15

Avg difficulty 2.5

Simplify: ⓐ 15−715 - 7 and 15+(−7)15 + \left(−7\right) ⓑ −14−8−14 - 8 and −14+(−8)−14 + \left(−8\right) ⓒ 4−(−19)4 - \left(−19\right) and 4+194 + 19 ⓓ −4−(−7)−4 - \left(−7\right) and −4+7.−4 + 7 .

OpenStax Intermediate Algebra 2e, 1.2 Integers, exercise 15

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.