7-4(2a+4)=

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


Simplifying
7 + -4(2a + 4) = 0

Reorder the terms:
7 + -4(4 + 2a) = 0
7 + (4 * -4 + 2a * -4) = 0
7 + (-16 + -8a) = 0

Combine like terms: 7 + -16 = -9
-9 + -8a = 0

Solving
-9 + -8a = 0

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + -8a = 0 + 9

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

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

Divide each side by '-8'.
a = -1.125

Simplifying
a = -1.125

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