1/2(450+x)=300

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Solution for 1/2(450+x)=300 equation: 


x in (-oo:+oo)

(1/2)*(x+450) = 300 // - 300

(1/2)*(x+450)-300 = 0

1/2*(x+450)-300 = 0

1/2*(x+450)-300 = 0

1/2*x-75 = 0

1/2*x-75 = 0

1/2*x-75 = 0 // + 75

1/2*x = 75 // : 1/2

x = 75/1/2

x = 150

x = 150

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