980046693 980046693

25-02-2021
Mathematics

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i need help on how to do this as soon as possible please

i need help on how to do this as soon as possible please class=

Respuesta :

devishri1977 devishri1977

25-02-2021

Answer:

11

Step-by-step explanation:

m∠1 = m∠2 {Corresponding angles}

78 - 2x = 89 - 3x

Add 3x to both sides

78 - 2x + 3x = 89

78 + x = 89

Subtract 78 from both sides

x = 89 - 78

x = 11

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