a+7=-(2a-5)

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


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

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

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

Solving
7 + a = 5 + -2a

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.
7 + a + 2a = 5 + -2a + 2a

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

Combine like terms: -2a + 2a = 0
7 + 3a = 5 + 0
7 + 3a = 5

Add '-7' to each side of the equation.
7 + -7 + 3a = 5 + -7

Combine like terms: 7 + -7 = 0
0 + 3a = 5 + -7
3a = 5 + -7

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

Divide each side by '3'.
a = -0.6666666667

Simplifying
a = -0.6666666667

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