Решите уравнения: (4 3/8x+5 1/16)*4/15=5/12x+2 2/5

Question

Решите уравнения: (4 3/8x+5 1/16)*4/15=5/12x+2 2/5

Answer 1

(4 3/8x+5 1/16)*4/15=5/12x+2 2/5
4/15*35/8x+81/16*4/15=5/12x+12/5
7/6х+81/60=5/12х+12/5
7/6х-5/12х=12/5-81/60
14/12х-5/12х=144/60-81/60
9/12х=63/60
х=63/60÷9/12
х=63/60*12/9
х=7/5
х=1,4

Comments

Спасибо!