7c-a+2b=-10

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


Simplifying
7c + -1a + 2b = -10

Reorder the terms:
-1a + 2b + 7c = -10

Solving
-1a + 2b + 7c = -10

Solving for variable 'a'.

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

Add '-2b' to each side of the equation.
-1a + 2b + -2b + 7c = -10 + -2b

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

Add '-7c' to each side of the equation.
-1a + 7c + -7c = -10 + -2b + -7c

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

Divide each side by '-1'.
a = 10 + 2b + 7c

Simplifying
a = 10 + 2b + 7c

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