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OpenStudy (anonymous):
Which property could be used to find the missing number? (–8 + 3.1) • (4.2 + 7) = (4.2 + 7) • (–8 + ) A. commutative property B. distributive property C. associative property
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OpenStudy (anonymous):
A
OpenStudy (anonymous):
thanx
OpenStudy (welshfella):
they have moved around (swapped over) So that' s commutative.
OpenStudy (welshfella):
@CasidyCat - no direct answers plz
OpenStudy (anonymous):
@welshfella I was going to explain but had to do something else first. As much as I enjoy this site, I prefer to keep my phone away from teachers as well.
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