10-2(7x-5-4x)=-1

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Solution for 10-2(7x-5-4x)=-1 equation:


Simplifying
10 + -2(7x + -5 + -4x) = -1

Reorder the terms:
10 + -2(-5 + 7x + -4x) = -1

Combine like terms: 7x + -4x = 3x
10 + -2(-5 + 3x) = -1
10 + (-5 * -2 + 3x * -2) = -1
10 + (10 + -6x) = -1

Combine like terms: 10 + 10 = 20
20 + -6x = -1

Solving
20 + -6x = -1

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + -6x = -1 + -20

Combine like terms: 20 + -20 = 0
0 + -6x = -1 + -20
-6x = -1 + -20

Combine like terms: -1 + -20 = -21
-6x = -21

Divide each side by '-6'.
x = 3.5

Simplifying
x = 3.5

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