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3a + 21 = 7 - 4a what's the answer
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3a + 21 = 7 - 4a what's the answer
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May 2, 2017
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3a + 21 = 7 - 4a what's the answer
Mathematics
middle-school
Mgutt
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after simplifying a= -2
FileVoyager
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May 3, 2017
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3a + 21 = 7 - 4a
3a + 4a = 7 - 21
7 a = -14
a = - 14 / 7
a = - 2
hope this helps!
FancyXun
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May 7, 2017
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