What is the answer to 3x+4x+30=84+x+2x ?

The answer to 3x+4x+30=84+x+2x is x= 27/2

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3x+4x+30=84+x+2x

3 x + 4 x + 30 = 84 + x + 2 x

x = \frac{27}{2}

Decimal Notation

x = 13.5

Solution steps

3 x + 4 x + 30 = 84 + x + 2 x

Add similar elements:

3 x + 4 x = 7 x

7 x + 30 = 84 + x + 2 x

Add similar elements:

x + 2 x = 3 x

7 x + 30 = 84 + 3 x

Move

30

to the right side

7 x = 3 x + 54

Move

3 x

to the left side

4 x = 54

Divide both sides by

4

x = \frac{27}{2}

5 x + 10 = 180

2 x - 0 = 4

\frac{1}{5} x = 6

\frac{1}{5} x = 3

x, y + 4 = - \frac{5}{2} (x - 3)

What is the answer to 3x+4x+30=84+x+2x ?
The answer to 3x+4x+30=84+x+2x is x= 27/2
Solve for x: 3x+4x+30=84+x+2x
The solution is x= 27/2