Question

Simplify the expression. 3/8 m^3 + 7 - 1/2 m^3 =​

Answer 1

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Answer:

  -1/8 m^3 +7

Step-by-step explanation:

The only like terms are 3/8m^3 and -1/2m^3. Adding their coefficients, you get ...

  (3/8 -1/2)m^3 = (3-4)/8m^3 = -1/8m^3

Then the simplified expression is ...

  -1/8m^3 +7