№1 (3 1/3-2 2/3)*2,4 ----------------------- (15,5+4,5):2 1/2 №2...

Question

№1
(3 1/3-2 2/3)*2,4
-----------------------
(15,5+4,5):2 1/2
№2
2/3(4,2-9,6х)=2,8(2/7-1/2х)

Answer 1

1.)1)(10/3-8/3)×2.4=2/3×24/10=8/5
2)(15.5+4.5)÷2.5=20÷2.5=8
3)8/(5*8)=1/5=0.2

2.)2.8-6.2х=0.8-1.4х
-4.8х=-2
х=5/12

Comments

А №2?

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Спасибо