beaner41 beaner41

17-08-2018
Mathematics

contestada

how do i find the sum or difference of this fraction

$how do i find the sum or difference of this fraction class=$

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yayaherron yayaherron

17-08-2018

1st use the Step! Please, Excuse, My, Dear, Aunt, Sally! Ehich also means (PEMDAS) Parenthesis (), Exponents ", Multiple ×, Division÷, Addition+, and Subtraction-. Than your going to solve! (3n+5)×9=n×7
27n+45=7n
27n-7n=-45
20n=-45
n=-45/20= -9/4

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