2(-5a+7)=-a

Solution for 2(-5a+7)=-a equation:

Simplifying
2(-5a + 7) = -1a

Reorder the terms:
2(7 + -5a) = -1a
(7 * 2 + -5a * 2) = -1a
(14 + -10a) = -1a

Solving
14 + -10a = -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
14 + -10a + a = -1a + a

Combine like terms: -10a + a = -9a
14 + -9a = -1a + a

Combine like terms: -1a + a = 0
14 + -9a = 0

Add '-14' to each side of the equation.
14 + -14 + -9a = 0 + -14

Combine like terms: 14 + -14 = 0
0 + -9a = 0 + -14
-9a = 0 + -14

Combine like terms: 0 + -14 = -14
-9a = -14

Divide each side by '-9'.
a = 1.555555556

Simplifying
a = 1.555555556