A) у + 3/8у = 1/4 ; б)x-2/9x =4 3/3

Question

A) у + 3/8у = 1/4 ; б)x-2/9x =4 3/3

Answer 1

A) 8/8y+3/8y=1/4

11/8y=1/4

y=1/4 * 8/11

y=2/11

b) 9/9x-2/9x=5
7/9x=5

x=5*9/7

x=45/7=6 3/7

Comments

cgfcb,j ,jkmijt!

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спасибо большое