itsrocker8 itsrocker8

01-04-2021
Mathematics

contestada

Find the value of x, image attached below

Find the value of x image attached below class=

Respuesta :

mariazahra22 mariazahra22

02-04-2021

Answer:

x = 10

Step-by-step explanation:

Sum of angles in a triangle is 180° , so

35° + (5x + 7)° + (9x - 2)° = 180°

The value of x can now be found by solving the linear equation.

5x + 9x + 35 + 7 - 2 = 180

14x + 40 = 180

14x = 180 - 40

14x = 140

x = 140/14

x = 10

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