Question

các bn ơi giúp mình một tay

525:x+700:x=7

 

 

Answer 1

525:x+700:x=7

(525+700):x=7

1225:x=7

x=1225:7

x=175

Answer 2

\(\frac{525}{x}+\frac{700}{x}=7\Rightarrow\frac{1}{x}\left(525+700\right)=7\Rightarrow\frac{1}{x}=\frac{1}{175}\Rightarrow x=175\)

Answer 3

(525+700):x=7

1225:x=7

x=1225:7

x=175

Answer 4

=> (525+700):x=7

=> 1225:x=7

=> x=1225:7

=> x=175

ticks nha bạn!