7(a-4)+8=

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


Simplifying
7(a + -4) + 8 = 0

Reorder the terms:
7(-4 + a) + 8 = 0
(-4 * 7 + a * 7) + 8 = 0
(-28 + 7a) + 8 = 0

Reorder the terms:
-28 + 8 + 7a = 0

Combine like terms: -28 + 8 = -20
-20 + 7a = 0

Solving
-20 + 7a = 0

Solving for variable 'a'.

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

Add '20' to each side of the equation.
-20 + 20 + 7a = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 7a = 0 + 20
7a = 0 + 20

Combine like terms: 0 + 20 = 20
7a = 20

Divide each side by '7'.
a = 2.857142857

Simplifying
a = 2.857142857

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