2(7a+2)=40+5a

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Solution for 2(7a+2)=40+5a equation:


Simplifying
2(7a + 2) = 40 + 5a

Reorder the terms:
2(2 + 7a) = 40 + 5a
(2 * 2 + 7a * 2) = 40 + 5a
(4 + 14a) = 40 + 5a

Solving
4 + 14a = 40 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
4 + 14a + -5a = 40 + 5a + -5a

Combine like terms: 14a + -5a = 9a
4 + 9a = 40 + 5a + -5a

Combine like terms: 5a + -5a = 0
4 + 9a = 40 + 0
4 + 9a = 40

Add '-4' to each side of the equation.
4 + -4 + 9a = 40 + -4

Combine like terms: 4 + -4 = 0
0 + 9a = 40 + -4
9a = 40 + -4

Combine like terms: 40 + -4 = 36
9a = 36

Divide each side by '9'.
a = 4

Simplifying
a = 4

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