Respuesta :

Answer: 3

Step-by-step explanation:

I distributed 4 to the terms inside the parenthesis. 4 multiplied by 5 is 20 and 4 multiplied by negative x is negative 4 x. Then I subtracted 20 from 8 and that equals -12. Then I divide negative 4 x from -12 and that equals 3. I hope it helps!

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Answer:

[tex] \boxed{ \bold{ \huge{ \boxed{ \sf{x = 3}}}}}[/tex]

Step-by-step explanation:

[tex] \sf{4(5 - x) = 8}[/tex]

Distribute 4 through the parentheses

[tex] \longrightarrow{ \sf{4 \times 5 - 4 \times x = 8}}[/tex]

[tex] \longrightarrow{ \sf{20 - 4x = 8}}[/tex]

Move 20 to right hand side and change its sign

[tex] \longrightarrow{ \sf{ - 4x = 8 - 20}}[/tex]

Subtract 20 from 8

[tex] \longrightarrow{ \sf{ - 4x = - 12}}[/tex]

Divide both sides by -4

[tex] \longrightarrow{ \sf{ \frac{ - 4x}{ - 4} = \frac{ - 12}{ - 4}}} [/tex]

Calculate

[tex] \longrightarrow{ \sf{x = 3}}[/tex]

Hope I helped!

Best regards! :D