book Maths Puzzle Numerical Ability

what is and how i solve it please with a cherry on top!!!!

2x-3
_____ =4/7
4x-5

Rachel

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book Other Question

In the exercises 23 it said to solve the given linear equation and check your answer. will I must be doing everthing wrong for I cant get the right answer.
can you help me -4(2x+1)-(x-2)=-11 5d-(d+3)=(d+2)+7