# Answer to Question #13140 in Geometry for britney minor

Question #13140

(x+21) + (2x+9) = 90

Expert's answer

(x+21) + (2x+9) = 90

x+21+2x+9=90

3x+30=90

3x=60

x+20

x+21+2x+9=90

3x+30=90

3x=60

x+20

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