Seudónimo Seudónimo

01-10-2020
Mathematics

contestada

which is the right answer????

which is the right answer class=

Respuesta :

01-10-2020

Answer:

53 °

Step-by-step explanation:

( 5x +3 ) + ( 3x +7 ) = 90

5x +3 +3x +7 =90

8x +10 = 90

8x = 80

x = 10

replace x in (5x +3) °

=> ( 5x10 +3 )° = 53°

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tmbspazz tmbspazz

01-10-2020

It would be the third one ,53

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