4-2(-5a-10)=3

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Solution for 4-2(-5a-10)=3 equation:


Simplifying
4 + -2(-5a + -10) = 3

Reorder the terms:
4 + -2(-10 + -5a) = 3
4 + (-10 * -2 + -5a * -2) = 3
4 + (20 + 10a) = 3

Combine like terms: 4 + 20 = 24
24 + 10a = 3

Solving
24 + 10a = 3

Solving for variable 'a'.

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

Add '-24' to each side of the equation.
24 + -24 + 10a = 3 + -24

Combine like terms: 24 + -24 = 0
0 + 10a = 3 + -24
10a = 3 + -24

Combine like terms: 3 + -24 = -21
10a = -21

Divide each side by '10'.
a = -2.1

Simplifying
a = -2.1

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