-2(a+4)=7a+8

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Solution for -2(a+4)=7a+8 equation:


Simplifying
-2(a + 4) = 7a + 8

Reorder the terms:
-2(4 + a) = 7a + 8
(4 * -2 + a * -2) = 7a + 8
(-8 + -2a) = 7a + 8

Reorder the terms:
-8 + -2a = 8 + 7a

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

Combine like terms: -2a + -7a = -9a
-8 + -9a = 8 + 7a + -7a

Combine like terms: 7a + -7a = 0
-8 + -9a = 8 + 0
-8 + -9a = 8

Add '8' to each side of the equation.
-8 + 8 + -9a = 8 + 8

Combine like terms: -8 + 8 = 0
0 + -9a = 8 + 8
-9a = 8 + 8

Combine like terms: 8 + 8 = 16
-9a = 16

Divide each side by '-9'.
a = -1.777777778

Simplifying
a = -1.777777778

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