plollBintavi5s0
plollBintavi5s0
08-09-2016
Mathematics
contestada
9a - 3 (a - 6) = -6 a=___
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texaschic101
texaschic101
08-09-2016
9a - 3(a - 6) = -6...distribute thru the parenthesis
9a - 3a + 18 = -6....subtract 18 from both sides
9a - 3a = -6 - 18 ...combine like terms
6a = - 24...divide both sides by 6
a = -24/6
a = - 4
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