What is the answer to (3n-10)+(n+20)+n=180 ?

The answer to (3n-10)+(n+20)+n=180 is n=34

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(3n-10)+(n+20)+n=180

(3 n - 10) + (n + 20) + n = 180

n = 34

Solution steps

(3 n - 10) + (n + 20) + n = 180

Remove parentheses:

(a) = a

3 n - 10 + n + 20 + n = 180

Group like terms

3 n + n + n - 10 + 20 = 180

Add similar elements:

3 n + n + n = 5 n

5 n - 10 + 20 = 180

Add/Subtract the numbers:

- 10 + 20 = 10

5 n + 10 = 180

Move

10

to the right side

5 n = 170

Divide both sides by

5

n = 34

3 x^{2} = - 4 x

(\frac{5}{7})^{- 2}

(x + 4)^{2} - 2 x - 8

x + 7 = 2 x + 5 - 4 x

What is the answer to (3n-10)+(n+20)+n=180 ?
The answer to (3n-10)+(n+20)+n=180 is n=34
Solve for n: (3n-10)+(n+20)+n=180
The solution is n=34