-(6a+8)-4(a-9)=

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Solution for -(6a+8)-4(a-9)= equation:


Simplifying
-1(6a + 8) + -4(a + -9) = 0

Reorder the terms:
-1(8 + 6a) + -4(a + -9) = 0
(8 * -1 + 6a * -1) + -4(a + -9) = 0
(-8 + -6a) + -4(a + -9) = 0

Reorder the terms:
-8 + -6a + -4(-9 + a) = 0
-8 + -6a + (-9 * -4 + a * -4) = 0
-8 + -6a + (36 + -4a) = 0

Reorder the terms:
-8 + 36 + -6a + -4a = 0

Combine like terms: -8 + 36 = 28
28 + -6a + -4a = 0

Combine like terms: -6a + -4a = -10a
28 + -10a = 0

Solving
28 + -10a = 0

Solving for variable 'a'.

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

Add '-28' to each side of the equation.
28 + -28 + -10a = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -10a = 0 + -28
-10a = 0 + -28

Combine like terms: 0 + -28 = -28
-10a = -28

Divide each side by '-10'.
a = 2.8

Simplifying
a = 2.8

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