7a-4(a+2)=

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


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

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

Reorder the terms:
-8 + 7a + -4a = 0

Combine like terms: 7a + -4a = 3a
-8 + 3a = 0

Solving
-8 + 3a = 0

Solving for variable 'a'.

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

Add '8' to each side of the equation.
-8 + 8 + 3a = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 3a = 0 + 8
3a = 0 + 8

Combine like terms: 0 + 8 = 8
3a = 8

Divide each side by '3'.
a = 2.666666667

Simplifying
a = 2.666666667

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