Loading [MathJax]/jax/output/SVG/jax.js
 
+0  
 
+1
25
1
avatar+594 

Find all the solutions to
\frac{x+4}{x+5} = \frac{x-3}{2} + \frac{x + 7}{5}

 Jul 25, 2024
 #1
avatar+15069 
+1

x+4x+5=x32+x+7510(x+4)10(x+5)=(x+5)(x3)+(x+5)(x+7)10(x+5)10x+40=x2+2x15+x2+12x+352x2+4x20=0x22x10=0x1,2=1±1+10x{2.3166,4.3166}

laugh !

.
 Jul 25, 2024
edited by asinus  Jul 25, 2024

2 Online Users

avatar