15a-3-3a+4=-66-5a-1

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Solution for 15a-3-3a+4=-66-5a-1 equation:


Simplifying
15a + -3 + -3a + 4 = -66 + -5a + -1

Reorder the terms:
-3 + 4 + 15a + -3a = -66 + -5a + -1

Combine like terms: -3 + 4 = 1
1 + 15a + -3a = -66 + -5a + -1

Combine like terms: 15a + -3a = 12a
1 + 12a = -66 + -5a + -1

Reorder the terms:
1 + 12a = -66 + -1 + -5a

Combine like terms: -66 + -1 = -67
1 + 12a = -67 + -5a

Solving
1 + 12a = -67 + -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.
1 + 12a + 5a = -67 + -5a + 5a

Combine like terms: 12a + 5a = 17a
1 + 17a = -67 + -5a + 5a

Combine like terms: -5a + 5a = 0
1 + 17a = -67 + 0
1 + 17a = -67

Add '-1' to each side of the equation.
1 + -1 + 17a = -67 + -1

Combine like terms: 1 + -1 = 0
0 + 17a = -67 + -1
17a = -67 + -1

Combine like terms: -67 + -1 = -68
17a = -68

Divide each side by '17'.
a = -4

Simplifying
a = -4

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