What number must be added to each term of the ratio 4:5 so that the ratio becomes 7:9. ?
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Let no. be x,
4+x/5+x= 7/9;
9(4+x)=7(5+x);
36+9x=35+7x;
36-35=7x-9x,
1=(-2x);
x=(-1/2);
Hope answer helps you....
please mark as brainliest...
4+x/5+x= 7/9;
9(4+x)=7(5+x);
36+9x=35+7x;
36-35=7x-9x,
1=(-2x);
x=(-1/2);
Hope answer helps you....
please mark as brainliest...
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