guevarafencomariana guevarafencomariana

01-09-2019
Mathematics

contestada

cuanto es 2-{[-3x(-7+3x5)-2-3x9]-3+2x6} ayuda porfavor <3 <3

Respuesta :

mathstudent55 mathstudent55

01-09-2019

Answer:

46

Step-by-step explanation:

2 - {[-3 * (-7 + 3 * 5) - 2 - 3 * 9] - 3 + 2 * 6} =

= 2 - {[-3 * (-7 + 15) - 2 - 27] - 3 + 12}

= 2 - {[-3 * 8 - 29] + 9}

= 2 - {[-24 - 29] + 9}

= 2 - {-53 + 9}

= 2 - {-44}

= 2 + 44

= 46

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