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OpenStudy (anonymous):
Simplify using properties : 2(a + 4) + -2a + -9
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OpenStudy (anonymous):
\[2(a + 4) - 2a - 9\] Which properties?
OpenStudy (anonymous):
2a+8-2a-9 =-1
OpenStudy (anonymous):
Using distributive property, 2(a + 4) - 2a - 9 = 2a + 8 - 2a - 9 Using commutative property, 2a - 2a + 8 - 9 = 0 + -1 = -1
OpenStudy (anonymous):
@JessCALI welcome to OpenStudy(OS)!!!!!!!!
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