4(a+7)=30

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Solution for 4(a+7)=30 equation: 


Simplifying
4(a + 7) = 30

Reorder the terms:
4(7 + a) = 30
(7 * 4 + a * 4) = 30
(28 + 4a) = 30

Solving
28 + 4a = 30

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 = 30 + -28

Combine like terms: 28 + -28 = 0
0 + 4a = 30 + -28
4a = 30 + -28

Combine like terms: 30 + -28 = 2
4a = 2

Divide each side by '4'.
a = 0.5

Simplifying
a = 0.5

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