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-3[x+5]+1=7[x+5]+8it's on khan need help

Sagot :

This is an equation in x. We need to use distribution property to simplify and use algebra to solve for x.

Process shown below.

[tex]\begin{gathered} -3\mleft[x+5\mright]+1=7\mleft[x+5\mright]+8 \\ -3x-15+1=7x+35+8 \\ -3x-14=7x+43 \\ -14-43=7x+3x \\ -57=10x \\ x=-\frac{57}{10} \\ x=-5.7 \end{gathered}[/tex]