hurricane01
hurricane01
15.10.2020 • 
Mathematics

1.5a−4.5b 5.5b


=3(a+b)
=5(b−a)+2.5a


Consider the system of equations above. If (a,b)(a,b)left parenthesis, a, comma, b, right parenthesis is the solution to the system, then what is the value of b-ab−ab, minus, a?

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