5(a+4)=3(6a+a)

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Solution for 5(a+4)=3(6a+a) equation:


Simplifying
5(a + 4) = 3(6a + a)

Reorder the terms:
5(4 + a) = 3(6a + a)
(4 * 5 + a * 5) = 3(6a + a)
(20 + 5a) = 3(6a + a)

Combine like terms: 6a + a = 7a
20 + 5a = 3(7a)

Remove parenthesis around (7a)
20 + 5a = 3 * 7a

Multiply 3 * 7
20 + 5a = 21a

Solving
20 + 5a = 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.
20 + 5a + -21a = 21a + -21a

Combine like terms: 5a + -21a = -16a
20 + -16a = 21a + -21a

Combine like terms: 21a + -21a = 0
20 + -16a = 0

Add '-20' to each side of the equation.
20 + -20 + -16a = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -16a = 0 + -20
-16a = 0 + -20

Combine like terms: 0 + -20 = -20
-16a = -20

Divide each side by '-16'.
a = 1.25

Simplifying
a = 1.25

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