What is the answer to 2x-2+4x+2=180 ?

The answer to 2x-2+4x+2=180 is x=30

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2x-2+4x+2=180

2 x - 2 + 4 x + 2 = 180

x = 30

Solution steps

2 x - 2 + 4 x + 2 = 180

Group like terms

2 x + 4 x - 2 + 2 = 180

Add similar elements:

2 x + 4 x = 6 x

6 x - 2 + 2 = 180

- 2 + 2 = 0

6 x = 180

Divide both sides by

6

x = 30

- \frac{5}{7} + y = 6

\frac{3 x}{1} - \frac{2}{5} = \frac{1}{10}

3 y - 1 = 8

13 - 4.8 x = 1

y, y - 2 x = 2