-7a+(2a-5)-(3a-6)=

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Solution for -7a+(2a-5)-(3a-6)= equation:


Simplifying
-7a + (2a + -5) + -1(3a + -6) = 0

Reorder the terms:
-7a + (-5 + 2a) + -1(3a + -6) = 0

Remove parenthesis around (-5 + 2a)
-7a + -5 + 2a + -1(3a + -6) = 0

Reorder the terms:
-7a + -5 + 2a + -1(-6 + 3a) = 0
-7a + -5 + 2a + (-6 * -1 + 3a * -1) = 0
-7a + -5 + 2a + (6 + -3a) = 0

Reorder the terms:
-5 + 6 + -7a + 2a + -3a = 0

Combine like terms: -5 + 6 = 1
1 + -7a + 2a + -3a = 0

Combine like terms: -7a + 2a = -5a
1 + -5a + -3a = 0

Combine like terms: -5a + -3a = -8a
1 + -8a = 0

Solving
1 + -8a = 0

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 + -8a = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -8a = 0 + -1
-8a = 0 + -1

Combine like terms: 0 + -1 = -1
-8a = -1

Divide each side by '-8'.
a = 0.125

Simplifying
a = 0.125

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