-5a+7b=c-2a

Solution for -5a+7b=c-2a equation:

Simplifying
-5a + 7b = c + -2a

Reorder the terms:
-5a + 7b = -2a + c

Solving
-5a + 7b = -2a + c

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
-5a + 2a + 7b = -2a + 2a + c

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

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

Add '-7b' to each side of the equation.
-3a + 7b + -7b = -7b + c

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

Divide each side by '-3'.
a = 2.333333333b + -0.3333333333c

Simplifying
a = 2.333333333b + -0.3333333333c