-a-4-10a+5=100

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Solution for -a-4-10a+5=100 equation:


Simplifying
-1a + -4 + -10a + 5 = 100

Reorder the terms:
-4 + 5 + -1a + -10a = 100

Combine like terms: -4 + 5 = 1
1 + -1a + -10a = 100

Combine like terms: -1a + -10a = -11a
1 + -11a = 100

Solving
1 + -11a = 100

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -1 + -11a = 100 + -1

Combine like terms: 1 + -1 = 0
0 + -11a = 100 + -1
-11a = 100 + -1

Combine like terms: 100 + -1 = 99
-11a = 99

Divide each side by '-11'.
a = -9

Simplifying
a = -9

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