Question

ing equations
d) 7x - 11 = 2x + 9

Answer 1

Answer:

x= 4

Step-by-step explanation:

5x = 20

therefore, x = 4 ..

Answer 2

Answer:

x = 4

Step-by-step explanation:

7x−11=2x+9

Subtract 2x from both sides.

7x−11−2x=9

Combine 7x and −2x to get 5x.

5x−11=9

Add 11 to both sides.

5x=9+11

Add 9 and 11 to get 20.

5x=20

Divide both sides by 5.

x = 20/5

Divide 20 by 5 to get 4.

x = 4

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