4(a-7)=8

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


Simplifying
4(a + -7) = 8

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

Solving
-28 + 4a = 8

Solving for variable 'a'.

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

Add '28' to each side of the equation.
-28 + 28 + 4a = 8 + 28

Combine like terms: -28 + 28 = 0
0 + 4a = 8 + 28
4a = 8 + 28

Combine like terms: 8 + 28 = 36
4a = 36

Divide each side by '4'.
a = 9

Simplifying
a = 9

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