8466987
8466987 8466987
  • 02-02-2021
  • Mathematics
contestada

Step by Step: Solve:
3x + 2 ( 2x + 9 ) = 4

Respuesta :

136330 136330
  • 02-02-2021

Answer:

3x + 2 (2x + 9) = 4

3x + 4x + 18 = 4

7x + 18 = 4

7x = -14

x = -2

Step-by-step explanation:

i think it should be -2. if im wrong sorry

Answer Link
PureReader
PureReader PureReader
  • 02-02-2021
3x+2 (2x+9) = 4

Take care of the parenthesis to get the following

3x + 4x + 18 = 4

Add the X values

7x + 18 = 4

Take 18 from both sides so it looks like this

7x = 4 - 18

From this you’ll get this

7x = -14

Divide both sides by 7

x = -14 / 7

Simplify

X = 7 * - 2 / 7

Simplify

X = -2
Answer Link

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