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Give l m n find the value of x

Give l m n find the value of x-example-1

1 Answer

1 vote

Answer:

x=13

Explanation:

The two angles form a straight line so they add to 180 degrees

9x+17 + 3x+7 = 180

Combine like terms

12x +24 =180

Subtract 12 from each side

12x+24-24 =180-24

12x =156

Divide each side by 12

12x/12 =156/12

x=13

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