What is the answer to (x+1)2-9(x+1)+20=0 ?

The answer to (x+1)2-9(x+1)+20=0 is x= 13/7

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(x+1)2-9(x+1)+20=0

(x + 1) 2 - 9 (x + 1) + 20 = 0

x = \frac{13}{7}

Decimal Notation

x = 1.85714 \dots

Solution steps

(x + 1) \cdot 2 - 9 (x + 1) + 20 = 0

Add similar elements:

2 (x + 1) - 9 (x + 1) = - 7 (x + 1)

- 7 (x + 1) + 20 = 0

Move

20

to the right side

- 7 (x + 1) = - 20

Divide both sides by

- 7

x + 1 = \frac{20}{7}

Move

1

to the right side

x = \frac{13}{7}

(\frac{4}{5})^{- 2}

3 x + 7 = 28

- 2 x + 3 = - x + 12

x^{2} + 3 x + x y + 3 y

7 x^{3} - x^{2} < 9 - 63 x

What is the answer to (x+1)2-9(x+1)+20=0 ?
The answer to (x+1)2-9(x+1)+20=0 is x= 13/7
Solve for x: (x+1)2-9(x+1)+20=0
The solution is x= 13/7