18+7a=-8(4-4a)

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Solution for 18+7a=-8(4-4a) equation:


Simplifying
18 + 7a = -8(4 + -4a)
18 + 7a = (4 * -8 + -4a * -8)
18 + 7a = (-32 + 32a)

Solving
18 + 7a = -32 + 32a

Solving for variable 'a'.

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

Add '-32a' to each side of the equation.
18 + 7a + -32a = -32 + 32a + -32a

Combine like terms: 7a + -32a = -25a
18 + -25a = -32 + 32a + -32a

Combine like terms: 32a + -32a = 0
18 + -25a = -32 + 0
18 + -25a = -32

Add '-18' to each side of the equation.
18 + -18 + -25a = -32 + -18

Combine like terms: 18 + -18 = 0
0 + -25a = -32 + -18
-25a = -32 + -18

Combine like terms: -32 + -18 = -50
-25a = -50

Divide each side by '-25'.
a = 2

Simplifying
a = 2

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