3x-15+2x-10+a=180

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Solution for 3x-15+2x-10+a=180 equation:


Simplifying
3x + -15 + 2x + -10 + a = 180

Reorder the terms:
-15 + -10 + a + 3x + 2x = 180

Combine like terms: -15 + -10 = -25
-25 + a + 3x + 2x = 180

Combine like terms: 3x + 2x = 5x
-25 + a + 5x = 180

Solving
-25 + a + 5x = 180

Solving for variable 'a'.

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

Add '25' to each side of the equation.
-25 + a + 25 + 5x = 180 + 25

Reorder the terms:
-25 + 25 + a + 5x = 180 + 25

Combine like terms: -25 + 25 = 0
0 + a + 5x = 180 + 25
a + 5x = 180 + 25

Combine like terms: 180 + 25 = 205
a + 5x = 205

Add '-5x' to each side of the equation.
a + 5x + -5x = 205 + -5x

Combine like terms: 5x + -5x = 0
a + 0 = 205 + -5x
a = 205 + -5x

Simplifying
a = 205 + -5x

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