Question

:
Simplify : [81.+ (-9)] = [(-2L+3]​

Answer 1

Answer:

72

Explanation:

first simply this then we interchange the sum then put l in left hand side then dividef

Answer 2

Answer:

$(81 - 9) = ( - 2l + 3) \\ 72 - 3 = - 2l \\ 69 \div - \ 2 = l \\ l = 34.5$