Math, asked by saranya1996, 8 months ago

Find x if (5+x/5) × (3+3/4) = 21

Answers

Answered by nabodhkumar712

7

Answer:

5+x/5 × 3+3/4 =21

=》5+x/5 ×6/4=21

=》5+x/5=21÷6/4

=》5+x/5=21×4/6

=》5+x/5=28/2

=》5+x/5=14

=》x/5=14-5

=》x/5=9

=》x=9×5

=》x=45

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