5(a+3)=2+3(7a+1)

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Solution for 5(a+3)=2+3(7a+1) equation:


Simplifying
5(a + 3) = 2 + 3(7a + 1)

Reorder the terms:
5(3 + a) = 2 + 3(7a + 1)
(3 * 5 + a * 5) = 2 + 3(7a + 1)
(15 + 5a) = 2 + 3(7a + 1)

Reorder the terms:
15 + 5a = 2 + 3(1 + 7a)
15 + 5a = 2 + (1 * 3 + 7a * 3)
15 + 5a = 2 + (3 + 21a)

Combine like terms: 2 + 3 = 5
15 + 5a = 5 + 21a

Solving
15 + 5a = 5 + 21a

Solving for variable 'a'.

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

Add '-21a' to each side of the equation.
15 + 5a + -21a = 5 + 21a + -21a

Combine like terms: 5a + -21a = -16a
15 + -16a = 5 + 21a + -21a

Combine like terms: 21a + -21a = 0
15 + -16a = 5 + 0
15 + -16a = 5

Add '-15' to each side of the equation.
15 + -15 + -16a = 5 + -15

Combine like terms: 15 + -15 = 0
0 + -16a = 5 + -15
-16a = 5 + -15

Combine like terms: 5 + -15 = -10
-16a = -10

Divide each side by '-16'.
a = 0.625

Simplifying
a = 0.625

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