Respuesta :

ZJSG09112007

Answer:

x = 8

Step-by-step explanation:

[tex] - \frac{1}{2} x + 3 = - x + 7[/tex]

Collect like terms and simplify

[tex] - \frac{1}{2} x + x = 7 - 3 \\ \frac{1}{2} x = 4[/tex]

Cross Multiply

[tex]x \times 1 = 2 \times 4 \\ x = 8[/tex]

wegnerkolmp2741o

Answer:

x = 8

Step-by-step explanation:

-1/2x+3=-x+7

Add x to each side

-1/2x+x+3=-x+x+7

1/2x+3=7

Subtract 3 from each side

1/2x +3-3=7-3

1/2x=4

Multiply by 2

1/2x*2 = 4*2

x = 8

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