allurabourne allurabourne

19-02-2021
Mathematics

contestada

solve for the value of x

Angle A: 3x+20
Angle B:5x-12

a. 21.5
b. 12.25
c. 16
d. 20

Respuesta :

rhea0810 rhea0810

19-02-2021

A = B
3x+20 = 5x-12
Subtract 3x on both sides
20 = 2x-12
Add 12 on both sides
32 = 2x
Divide by 2 on both sides
16 = x

Option c

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cedillosmatias cedillosmatias

19-02-2021

The answer is c, and for a heads up Photomath is a good app to use for math

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