9a-10a+3b+2b-4c+7c=

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Solution for 9a-10a+3b+2b-4c+7c= equation:


Simplifying
9a + -10a + 3b + 2b + -4c + 7c = 0

Combine like terms: 9a + -10a = -1a
-1a + 3b + 2b + -4c + 7c = 0

Combine like terms: 3b + 2b = 5b
-1a + 5b + -4c + 7c = 0

Combine like terms: -4c + 7c = 3c
-1a + 5b + 3c = 0

Solving
-1a + 5b + 3c = 0

Solving for variable 'a'.

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

Add '-5b' to each side of the equation.
-1a + 5b + -5b + 3c = 0 + -5b

Combine like terms: 5b + -5b = 0
-1a + 0 + 3c = 0 + -5b
-1a + 3c = 0 + -5b
Remove the zero:
-1a + 3c = -5b

Add '-3c' to each side of the equation.
-1a + 3c + -3c = -5b + -3c

Combine like terms: 3c + -3c = 0
-1a + 0 = -5b + -3c
-1a = -5b + -3c

Divide each side by '-1'.
a = 5b + 3c

Simplifying
a = 5b + 3c

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