iiijannahiii iiijannahiii
  • 22-08-2018
  • Mathematics
contestada

Help please and explain

Help please and explain class=

Respuesta :

kalawson2019
kalawson2019 kalawson2019
  • 22-08-2018

Solution for -3c-2=7 equation:

Simplifying

-3c + -2 = 7

Reorder the terms:

-2 + -3c = 7

Solving

-2 + -3c = 7

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '2' to each side of the equation.

-2 + 2 + -3c = 7 + 2

Combine like terms: -2 + 2 = 0

0 + -3c = 7 + 2

-3c = 7 + 2

Combine like terms: 7 + 2 = 9

-3c = 9

Divide each side by '-3'.

c = -3

Simplifying

c = -3

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