What is the answer to -3u+12u+6=7u+30 ?

The answer to -3u+12u+6=7u+30 is u=12

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-3u+12u+6=7u+30

- 3 u + 12 u + 6 = 7 u + 30

u = 12

Solution steps

- 3 u + 12 u + 6 = 7 u + 30

Add similar elements:

- 3 u + 12 u = 9 u

9 u + 6 = 7 u + 30

Move

6

to the right side

9 u = 7 u + 24

Move

7 u

to the left side

2 u = 24

Divide both sides by

2

u = 12

∣ 4 x + 3 ∣ = 2 x - 1

- 49

20 x^{2} + 7 x - 6 = 0

x^{2} - 4 > 3 x

x + 7 = 5