What is the answer to 9x+1-7x-5=-20 ?

The answer to 9x+1-7x-5=-20 is x=-8

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9x+1-7x-5=-20

9 x + 1 - 7 x - 5 = - 20

x = - 8

Solution steps

9 x + 1 - 7 x - 5 = - 20

Group like terms

9 x - 7 x + 1 - 5 = - 20

Add similar elements:

9 x - 7 x = 2 x

2 x + 1 - 5 = - 20

Add/Subtract the numbers:

1 - 5 = - 4

2 x - 4 = - 20

Move

4

to the right side

2 x = - 16

Divide both sides by

2

x = - 8

∣ x - 1 ∣ < ∣ x + 1 ∣

y^{2} + 5 y + 6

0 \leq x \leq 6

12 x + 12 = 13 x - 12

11 x - 3 (1 - 5 x) = 17 - 4 x