-18+2a=-(8-7a)

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Solution for -18+2a=-(8-7a) equation:


Simplifying
-18 + 2a = -1(8 + -7a)
-18 + 2a = (8 * -1 + -7a * -1)
-18 + 2a = (-8 + 7a)

Solving
-18 + 2a = -8 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-18 + 2a + -7a = -8 + 7a + -7a

Combine like terms: 2a + -7a = -5a
-18 + -5a = -8 + 7a + -7a

Combine like terms: 7a + -7a = 0
-18 + -5a = -8 + 0
-18 + -5a = -8

Add '18' to each side of the equation.
-18 + 18 + -5a = -8 + 18

Combine like terms: -18 + 18 = 0
0 + -5a = -8 + 18
-5a = -8 + 18

Combine like terms: -8 + 18 = 10
-5a = 10

Divide each side by '-5'.
a = -2

Simplifying
a = -2

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