a+-7+2a+-7+17+a+17=360

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Solution for a+-7+2a+-7+17+a+17=360 equation:


Simplifying
a + -7 + 2a + -7 + 17 + a + 17 = 360

Reorder the terms:
-7 + -7 + 17 + 17 + a + 2a + a = 360

Combine like terms: -7 + -7 = -14
-14 + 17 + 17 + a + 2a + a = 360

Combine like terms: -14 + 17 = 3
3 + 17 + a + 2a + a = 360

Combine like terms: 3 + 17 = 20
20 + a + 2a + a = 360

Combine like terms: a + 2a = 3a
20 + 3a + a = 360

Combine like terms: 3a + a = 4a
20 + 4a = 360

Solving
20 + 4a = 360

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-20' to each side of the equation.
20 + -20 + 4a = 360 + -20

Combine like terms: 20 + -20 = 0
0 + 4a = 360 + -20
4a = 360 + -20

Combine like terms: 360 + -20 = 340
4a = 340

Divide each side by '4'.
a = 85

Simplifying
a = 85

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