Question

(1/3 + 1/2)*х=3,75

(3/5 - 0,25)*х=4,9

Answer 1

1)(1/3+1/2)*x=3,75
(2/6+3/6)*x=3.75
5/6*x=3,75
x=3,75 ÷5/6
x=4,5