3(a-5)+2b+3c=2(b+c)-9a

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Solution for 3(a-5)+2b+3c=2(b+c)-9a equation:


Simplifying
3(a + -5) + 2b + 3c = 2(b + c) + -9a

Reorder the terms:
3(-5 + a) + 2b + 3c = 2(b + c) + -9a
(-5 * 3 + a * 3) + 2b + 3c = 2(b + c) + -9a
(-15 + 3a) + 2b + 3c = 2(b + c) + -9a
-15 + 3a + 2b + 3c = (b * 2 + c * 2) + -9a
-15 + 3a + 2b + 3c = (2b + 2c) + -9a

Reorder the terms:
-15 + 3a + 2b + 3c = -9a + 2b + 2c

Add '-2b' to each side of the equation.
-15 + 3a + 2b + -2b + 3c = -9a + 2b + -2b + 2c

Combine like terms: 2b + -2b = 0
-15 + 3a + 0 + 3c = -9a + 2b + -2b + 2c
-15 + 3a + 3c = -9a + 2b + -2b + 2c

Combine like terms: 2b + -2b = 0
-15 + 3a + 3c = -9a + 0 + 2c
-15 + 3a + 3c = -9a + 2c

Solving
-15 + 3a + 3c = -9a + 2c

Solving for variable 'a'.

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

Add '9a' to each side of the equation.
-15 + 3a + 9a + 3c = -9a + 9a + 2c

Combine like terms: 3a + 9a = 12a
-15 + 12a + 3c = -9a + 9a + 2c

Combine like terms: -9a + 9a = 0
-15 + 12a + 3c = 0 + 2c
-15 + 12a + 3c = 2c

Add '15' to each side of the equation.
-15 + 12a + 15 + 3c = 15 + 2c

Reorder the terms:
-15 + 15 + 12a + 3c = 15 + 2c

Combine like terms: -15 + 15 = 0
0 + 12a + 3c = 15 + 2c
12a + 3c = 15 + 2c

Add '-3c' to each side of the equation.
12a + 3c + -3c = 15 + 2c + -3c

Combine like terms: 3c + -3c = 0
12a + 0 = 15 + 2c + -3c
12a = 15 + 2c + -3c

Combine like terms: 2c + -3c = -1c
12a = 15 + -1c

Divide each side by '12'.
a = 1.25 + -0.08333333333c

Simplifying
a = 1.25 + -0.08333333333c

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