Respuesta :

Answer:

x = 10

Step-by-step explanation:

10x+30 = 20+8x+3x

30 = 20+x

x = 10

Answer:

[tex]x=10[/tex]

Step-by-step explanation:

[tex]5(2x+6)=-4(-5 -2x) + 3x[/tex]

[tex]\longrightarrow[/tex] Use the distributive property to multiply 5 by 2x+6, and -4 by -5 - 2x.

[tex]10x+30=20+8x+3x[/tex]

[tex]\longrightarrow[/tex] Combin 5x and 2x to get 11x:-

[tex]10x+30=20+11x[/tex]

[tex]\longrightarrow[/tex] Subtract 11x from both sides:-

[tex]10x+30-11x=20[/tex]

[tex]\longrightarrow[/tex] Combine 10x and -11x to get -x:-

[tex]-x+30=20[/tex]

[tex]\longrightarrow[/tex] Subtract 30 from both sides:-

[tex]x=20-30[/tex]

[tex]\longrightarrow[/tex] Subtract 30 from 20 to get -10:-

[tex]-x=-10[/tex]

[tex]\longrightarrow[/tex] Multiply both sides by -1:-

[tex]x=10[/tex]

OAmalOHopeO

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