5(a-3)=4(a+9)

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Solution for 5(a-3)=4(a+9) equation:


Simplifying
5(a + -3) = 4(a + 9)

Reorder the terms:
5(-3 + a) = 4(a + 9)
(-3 * 5 + a * 5) = 4(a + 9)
(-15 + 5a) = 4(a + 9)

Reorder the terms:
-15 + 5a = 4(9 + a)
-15 + 5a = (9 * 4 + a * 4)
-15 + 5a = (36 + 4a)

Solving
-15 + 5a = 36 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-15 + 5a + -4a = 36 + 4a + -4a

Combine like terms: 5a + -4a = 1a
-15 + 1a = 36 + 4a + -4a

Combine like terms: 4a + -4a = 0
-15 + 1a = 36 + 0
-15 + 1a = 36

Add '15' to each side of the equation.
-15 + 15 + 1a = 36 + 15

Combine like terms: -15 + 15 = 0
0 + 1a = 36 + 15
1a = 36 + 15

Combine like terms: 36 + 15 = 51
1a = 51

Divide each side by '1'.
a = 51

Simplifying
a = 51

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