Question

Find the value of x that makes A||B.

22 = 3x - 20 and 25 = x + 20
x = [?]
Enter

Answer 1

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`angle \: 2 \: = angle \: 5`

`3x - 20 = x + 20`

Add sides 20

`3x - 20 + 20 = x + 20 + 20`

`3x = x + 40`

Subtract sides x

`- x + 3x = - x + x + 40`

`2x = 40`

Divide sides by 2

`(2x)/(2) = (40)/(2) \\`

`x = 20`

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