5x+4/7x+3=5x-1/7x-2
Answers
Answered by
20
Answer:
x=1/2
Step-by-step explanation:
35x^2+18x-8=35x^2+8x-3
=>10x=5
x=1/2
Answered by
5
Answer:
1/2
Step-by-step explanation:
by cross multiplication
(5x+4)(7x-2)=(7x+3)(5x-1)
5x(7x-2)+4(7x-2)=7x(5x-1)+3(5x-1)
35x^2-10x+28x-8=35x^2-7x+15x-3
35x^2-35x^2-10x+28x-8=-7x+15x-3
0+18x-8=8x -3
18x-8x=-3+8
10x=5
x=5/10=1/2
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