19a-3(a-6)=a+63

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Solution for 19a-3(a-6)=a+63 equation:


Simplifying
19a + -3(a + -6) = a + 63

Reorder the terms:
19a + -3(-6 + a) = a + 63
19a + (-6 * -3 + a * -3) = a + 63
19a + (18 + -3a) = a + 63

Reorder the terms:
18 + 19a + -3a = a + 63

Combine like terms: 19a + -3a = 16a
18 + 16a = a + 63

Reorder the terms:
18 + 16a = 63 + a

Solving
18 + 16a = 63 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
18 + 16a + -1a = 63 + a + -1a

Combine like terms: 16a + -1a = 15a
18 + 15a = 63 + a + -1a

Combine like terms: a + -1a = 0
18 + 15a = 63 + 0
18 + 15a = 63

Add '-18' to each side of the equation.
18 + -18 + 15a = 63 + -18

Combine like terms: 18 + -18 = 0
0 + 15a = 63 + -18
15a = 63 + -18

Combine like terms: 63 + -18 = 45
15a = 45

Divide each side by '15'.
a = 3

Simplifying
a = 3

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