Cilass 7 th ch 4 ex 4.4 q 1 c. If itake three fourths of anumber and add 3 toit i get 21
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Let the number b=z
=3/4z+3=21
=3/4z=21-3
=3/4z=18
3z=18×4
3z=72
z=72/3
z=24
=3/4z+3=21
=3/4z=21-3
=3/4z=18
3z=18×4
3z=72
z=72/3
z=24
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