queenbeautiful61307 queenbeautiful61307

01-05-2021
Mathematics

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maggielee724 maggielee724

01-05-2021

Answer:

x = 40

Step-by-step explanation:

40° and (3x + 20)° form a straight line, and a straight line equals to 180°

=> 40 + (3x + 20) = 180

=> 3x = 120

=> x = 40

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fabianaaguirre2121 fabianaaguirre2121

01-05-2021

Is B x=40

I hope it’s that

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