(6 - 8x) + (-6 + 9x) = (6 - 8x) + (9x + (-6)) = (6 - 8x) + (9x - 6)
Commutative property: a + b = b + a
90 degrees
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21-4 is 17. you now have 17 apples
Answer:
6
Step-by-step explanation:

-5 1/4 is a mixed fraction. so we convert it into improper fraction


negative and negative becomes positive

Both fractions have same denominators. so we can combine the numerators

Divide the fraction
