Question

решите уравнение 45:(4m-m)=3

Answer 1

$45 \div (4m - m) = 3 \\ 45 \div 3m = 3 \\ 3m =45 \div 3 \\ 3m = 15 \\ m = 15 \div 3 \\ m = 5$

Answer 2

45:(4m-m)=3

45:(3m)=3

(3m)=45:3

3m=15

m=15:3

m=5