Seudónimo Seudónimo
  • 02-12-2020
  • Mathematics
contestada

Solve for x: 3(x + 1) = -2(x - 1) - 4.

• 1

• -1

• -5

• -25

Respuesta :

Rachelforbs86
Rachelforbs86 Rachelforbs86
  • 02-12-2020

Answer:

Use the distributive property to multiply 3 by x+1

3x+3=-2(x-1)-4

Use the distributive property to multiply-2 by x-1

3x+3=-2x-2

Add 2x to both sides

3x+3+2x=-2

Combine 3x and 2x

5x+3=-2

Subtract 3 from both sides

5x=-2-3

Subtract 3 from -2

5x=-5

Divide both sides by 5

x=-5/5

Divide -5 by 5

x=-1

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