ceciliazimba90 ceciliazimba90

02-02-2021
Mathematics

contestada

solve the equations. 4( 3d+23)= 12+32d

Respuesta :

jimrgrant1 jimrgrant1

02-02-2021

Answer:

d = 4

Step-by-step explanation:

4(3d + 23) = 12 + 32d ← distribute parenthesis on left side

12d + 92 = 12 + 32d ( subtract 32d from both sides )

- 20d + 92 = 12 ( subtract 92 from both sides )

- 20d = - 80 ( divide both sides by - 20 )

d = 4

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